Order Part No. 15B535 for a compact disk of Reactor
manuals translated in several languages.
Part No.Description
308168Instruction-Parts Manual (English)
4309813H
Page 5
Related Manuals
Related Manuals
The following manuals are for accessories used with the
Reactor
™
.
Hydraulic Power Supply
Part No.Description
307550Instruction-Parts Manual (English)
Feed Pump Kits
Part No.Description
309815Instruction-Parts Manual (English)
Air Supply Kit
Part No.Description
309827Instruction-Parts Manual (English) for Feed Pump Air Supply Kit
Circulation and Return Tube Kits
Part No.Description
309852Instruction-Parts Manual (English)
Heated Hose
Order Part No. 15B535 for a compact disk of Reactor
manuals translated in several languages.
Order Part No. 15B381 for a compact disk of Fusion
manual translated in several languages.
Part No.Description
309572Instruction-Parts Manual (English)
Fusion Air Purge Spray Gun
Part No.Description
309550Instruction-Parts Manual (English)
Fusion Mechanical Purge Spray Gun
Part No.Description
309856Instruction-Parts Manual (English)
Circulation Kit
Part No.Description
309818Instruction-Parts Manual (English)
Data Reporting Kit
Part No.Description
309814Instruction-Parts Manual (English)
309813H5
Page 6
Warning
WARNING
SKIN INJECTION HAZARD
High-pressure fluid from gun, hose leaks, or ruptured components will pierce skin. This may look like just
a cut, but it is a serious injury that can result in amputation. Get immediate surgical treatment.
•Do not point the gun at anyone or at any part of the body.
•Do not put your hand or fingers over the gun fluid nozzle.
•Do not stop or deflect leaks with your hand, body, glove, or rag.
•Do not “blow back” fluid; this is not an air spray system.
•Follow Pressure Relief Procedure, page 9, when you stop spraying and before cleaning, checking,
or servicing equipment.
•Use lowest possible pressure when flushing, priming, or troubleshooting.
•Engage spray gun piston safety lock when not spraying.
•Tighten all fluid connections before operating the equipment.
•Check hoses, tubes, and couplings daily. Replace worn or damaged parts immediately. High pressure hose cannot be recoupled; replace the entire hose.
FIRE, EXPLOSION, AND ELECTRIC SHOCK HAZARD
Solvent and fumes in work area can ignite or explode. High voltage components can cause electric
shock. To help prevent fire, explosion, and electric shock:
•Shut off main power switch and wait 5 minutes before opening Reactor cabinet door.
•All electrical wiring must be done by trained and qualified personnel and comply with all local codes.
•Ground equipment and conductive objects. See Grounding in the Operation manual.
•Use equipment only in well ventilated area.
•Eliminate all ignition sources, such as pilot lights, cigarettes and plastic drop cloths (potential static
arc).
•Do not plug or unplug power cords or turn lights on or off when flammable fumes are present.
•Keep the work area free of debris, including solvent, rags, and gasoline.
•Hold gun firmly to side of grounded pail when triggering into pail.
•Use only grounded hoses.
•If there is static sparking or you feel a shock, stop operation immediately. Do not use equipment
until you identify and correct the problem.
•To avoid chemical reaction and explosion, do not use 1,1,1-trichloroethane, methylene chloride,
other halogenated hydrocarbon solvents or fluids containing such solvents in pressurized aluminum
equipment.
6309813H
Page 7
Warning
WARNING
EQUIPMENT MISUSE HAZARD
Misuse can cause serious injury or death.
•For professional use only.
•Use equipment only for its intended purpose. Call your Graco distributor for information.
•Read manuals, warnings, tags, and labels before operating equipment. Follow instructions.
•Check equipment daily. Repair or replace worn or damaged parts immediately.
•Do not alter or modify equipment. Use only Graco parts and accessories.
•Do not exceed the maximum working pressure or temperature rating of the lowest rated system
component. See Technical Data in all equipment manuals.
•Use fluids and solvents that are compatible with equipment wetted parts. See Technical Data in all
equipment manuals. Read fluid and solvent manufacturer’s warnings.
•Route hoses and cables away from traffic areas, sharp edges, moving parts, and hot surfaces.
•Do not use hoses to pull equipment.
•Comply with all applicable safety regulations.
BURN HAZARD
This equipment is used with heated fluid, which can cause equipment surfaces to become very hot. To
avoid severe burns:
•Do not touch hot fluid or equipment.
•Allow equipment to cool completely before touching it.
•Wear gloves if fluid temperature exceeds 110°F (43°C).
TOXIC FLUID OR FUMES HAZARD
Toxic fluids or fumes can cause serious injury or death if splashed in the eyes or on skin, inhaled, or
swallowed.
•Read Material Safety Data Sheet (MSDS) to know the specific hazards of the fluids you are using.
•Store hazardous fluid in approved containers, and dispose of it according to applicable guidelines.
PERSONAL PROTECTIVE EQUIPMENT
You must wear proper protective equipment when operating, servicing, or when in the operating area of
the equipment to help protect you from serious injury, including eye injury; inhalation of toxic fumes; and
hearing loss. This equipment includes but is not limited to:
•Protective eyewear.
•Gloves, clothing, and respirator as recommended by the fluid and solvent manufacturer.
•Hearing protection.
309813H7
Page 8
Before Beginning Repair
Before Beginning
Repair
WARNING
Repairing this equipment requires access to parts
which may cause electric shock or other serious injury
if work is not performed properly. Have a qualified
electrician connect power and ground to main power
switch terminals, see the Operation manual. Be sure
to shut off all power to the equipment before repairing.
1.Flush if necessary, see right.
2.Trigger gun to park pumps at bottom of stroke.
Flushing
WARNING
Read warnings, page 6. Flush equipment only in a
well-ventilated area. Do not spray flammable fluids. Do
not turn on heaters while flushing with flammable solvents.
•Flush out old fluid with new fluid, or flush out old
fluid with a compatible solvent before introducing
new fluid.
•Use the lowest possible pressure when flushing.
•All fluid components are compatible with common
solvents. Use only moisture-free solvents.
•To flush feed hoses, pumps, and heaters separately
from heated hoses, set PRESSURE
RELIEF/SPRAY valves (SA, SB) to PRESSURE
RELIEF.
3.Fill wet-cups. See operation manual.
4.Turn main power OFF .
5.Close red-handled valve to shut off power to
motor.
6.Relieve pressure, page 9.
SA
SB
TI3593a
•To flush entire system, circulate through gun fluid
manifold (with manifold removed from gun).
•Always leave some type of fluid in system. Do not
use water.
8309813H
Page 9
Pressure Relief Procedure
Pressure Relief
Procedure
1. Relieve pressure in gun and perform gun shutdown
procedure. See gun manual.
2. Verify gun fluid manifold valves A and B are closed.
TI2421A
6. Engage gun piston safety lock.
TI2409A
7. Disconnect gun air line and remove gun fluid manifold.
TI2543A
3. Shut off feed pumps and agitator, if used.
4. Check that red-handled valve is closed, to shut off
power to motor.
5. Turn PRESSURE RELIEF/SPRAY valves (SA, SB)
to PRESSURE RELIEF. Route fluid to waste containers or supply tanks. Ensure gauges drop to 0.
SA
SB
TI3593a
Pump throat seals work best under pressure.
Close fluid inlet valves (VA, VB) when Reactor is
depressurized, to prevent drum head pressure
from leaking past pump piston seals.
8. Close fluid inlet valves (VA, VB).
VA
VB
TI3698b
309813H9
Page 10
Temperature Control Diagnostic Codes
Temperature Control Diagnostic Codes
Temperature control diagnostic codes E01 through E05
appear on temperature display.
Code
No.
01High fluid temperatureIndividual10
02High hose currentHose only10
03No hose current with hose heater onHose only11
04FTS or thermocouple not connectedIndividual11
05Board overtemperatureAll11
For hose zone only, if FTS is disconnected at startup, display will show hose current 0A.
Code NameAlarm ZoneCorrective
These alarms turn off heat. Turn main power OFF
then ON to clear.
Action page
E01: High fluid temperatureE02: High hose current
a. Check connections between temperature control
board and heater overtemperature switches,
page 22.
a. Check tap connection at transformer, see opera-
tion manual.
b. Check temperature sensors, page 21.
c. Check temperature sensor is contacting heater
element, page 21.
b. Check hose connections for electrical short,
page 22.
c. Move to lower hose length on transformer.
d. Replace temperature control board, page 18.
10309813H
Page 11
Temperature Control Diagnostic Codes
E03: No hose current
Do steps in order. Do not skip any step.
a. Check hose connectors for broken electrical
connection, page 22.
b. Test hose continuity, page 25.
c. Test transformer wire harness continuity, page
25.
d. Check 50A (806) and 20A (817A) circuit break-
ers, page 16.
e. Test current sensor continuity, page 25.
f.Do In-Rush Current Limiter Check (380V
only), page 27
e. Use manual current control mode; see operation
manual.
E05: Board overtemperature
a. Check fan operation.
b. Check electrical cabinet door is properly
installed.
c. Check for obstructions blocking cooling holes in
bottom of Reactor.
d. Ambient temperature too high. Reduce gun mix
chamber size, or move Reactor to a cooler location.
g. Do Transformer Primary Check, page 27.
h. Do Transformer Secondary Check, page 27.
E04: FTS or thermocouple
not connected
a. Check FTS operation by connecting directly to
Reactor.
b. Check cable connections between all hose
lengths.
c. Check temperature sensor connection at J1 on
temperature control board, page 18.
d. Check thermocouple with ohmmeter, page 23.
309813H11
Page 12
Troubleshooting
Troubleshooting
PROBLEMCAUSESOLUTION
Reactor does not operate.No power.Plug in power cord.
Tur n m ain pow er O N .
Turn circuit breakers ON, page 16.
No air or hydraulic power.Open red-handled valve.
Red stop button circuit open.Check button connections. See page
29 and electrical diagrams.
Fan not working.Blown fuse.Replace, page 17.
Loose wire.Check.
Defective fan.Replace, page 17.
Pump output low.Obstructed fluid hose or gun; fluid
hose ID too small.
Worn piston valve or intake valve in
displacement pump.
Fluid leak in pump packing nut area. Worn throat seals.Replace. See pump manual.
No display.Main power OFF.Turn main power ON .
No temperature display.Loose display cable.Check cable connections, page 29.
Failed temperature control board.Open cabinet. Check if board LED is
blinking. If not, check power wiring
connections to ensure board has
power. If board has power and LED is
not blinking, replace board, page 18.
Inadequate power to temperature
board.
Loose power cable (internal to dis-
play).
Defective display board.Replace, page 29.
No cycle counter display.Loose display cable.Check cable connections, page 29.
Defective counter.Replace, page 29.
Does not count.Magnet (26) missing from pump
yoke.
Defective reed switch (27).Replace.
Check that power supply meets
requirements.
Check cable connections, page 29.
Replace.
12309813H
Page 13
PROBLEMCAUSESOLUTION
Hose display reads 0A on startup.
FTS not installed and zone off.
Troubleshooting
Install FTS (see operation manual),
or adjust current to desired setting.
Erratic display; display turns on and
off.
Display buttons do not work properly;
cannot get out of an operation.
Red stop button does not work.Broken button (fused contact).Replace, page 29.
No heat in any zone.Red stop button circuit open.Check button connections. See page
No heat in A or B zones.Circuit breaker(s) tripped.Reset breaker CB3 or CB4, page 16.
Low heat in A or B zones.A and B temperature setpoints too
Cable not grounded.Ground cable, page 29.
Extension cable too long.Must not exceed 100 ft (30.5 m).
Broken membrane switch.Replace, page 29.
Ribbon cable disconnected or broken.
Loose wire.Check connections, page 29.
Heat turned off.
Temperature control alarm.Check temperature displays for diag-
Defective heater.Replace, page 20. Check resistance.
Loose connectors or wire nuts.Check connections.
Failed temperature control board.Open cabinet. Check if board LED is
low.
Flow too high.Use smaller mix chamber. Decrease
Defective heater.Replace, page 20. Check resistance.
Loose connectors or wire nuts.Check connections.
Low voltage.Check that power supply meets
Overheated temperature control
board.
Fluid too cold.Preheat fluid.
Connect cable, or replace.
29 and electrical diagrams.
Press or zone
keys.
nostic code, page 10.
blinking. If not, check power wiring
connections to ensure board has
power. If board has power and LED is
not blinking, replace board, page 18.
Check setpoint. Increase if necessary.
pressure.
requirements.
Check fan operation.
Check if door is open; close.
Check that cooling holes are not
clogged or obstructed.
A
B
309813H13
Page 14
Troubleshooting
PROBLEMCAUSESOLUTION
No hose heat.380V units only - In-rush current lim-
iter contactor not closing when hose
heat is turned on.
Loose hose electrical connections.Check connections. Repair as neces-
Circuit breakers tripped.Reset breakers (CB1 or CB2), page
Hose zone not turned on.
Check to be sure contactor in 288359
is closing when hose heat is turned
on. If not, check fuse (198). If fuse is
not blown, perform transformer
checks.
sary.
16.
Press zone key.
A and B temperature setpoints too
low.
Failed temperature control board.Open cabinet. Check if board LED is
Low hose heat.A and B temperature setpoints too
low.
Hose temperature setpoint too low.Check. Increase if necessary to
Flow too high.Use smaller mix chamber. Decrease
Low current; FTS not installed.Install FTS, see operation manual.
Hose heat zone not turned on long
enough.
Loose hose electrical connections.Check connections. Repair as neces-
Check. Increase if necessary.
blinking. If not, check power wiring
connections to ensure board has
power. If board has power and LED is
not blinking, replace board, page 18.
Increase A and B setpoints. Hose
designed to maintain temperature,
not increase temperature.
maintain heat.
pressure.
Allow hose to heat up, or preheat
fluid.
sary.
14309813H
Page 15
Repair
Proportioning Pump
Removal
Repair
1. Shut off , , and heat zones.
2. Flush pump, page 8.
3. Relieve pressure, page 9.
4. Turn PRESSURE RELIEF/SPRAY valves (SA, SB)
to PRESSURE RELIEF.
SA
A
B
SB
TI3593a
D
E
C
FIG. 1. Pump Removal
D
E
C
TI3582b
5. Turn main power OFF . Disconnect power
supply.
6. Disconnect hoses and fittings from fluid inlets (C)
and outlets (D). See F
7. Remove pump. See applicable manuals, supplied.
See page 4 for applicable pump and motor
repair-parts manuals. Displacement pumps (E)
may be removed without removing entire proportioning pump.
8. Reinstall in reverse order.
309813H15
IG. 1.
Page 16
Repair
Circuit Breaker Module
1. Turn main power OFF . Disconnect power
supply.
WARNING
Read warnings, page 6.
2. Relieve pressure, page 9.
3. Using an ohmmeter, check for continuity across circuit breaker (top to bottom). If no continuity, trip
breaker, reset, and retest. If still no continuity,
replace breaker as follows:
a. Refer to electrical diagrams and to T
connect wires and remove bad breaker.
b. Install new breaker and reconnect wires.
Table 1: Circuit Breakers, see FIG. 2
Ref. No.SizeComponent
80650 AHose/Transformer
Secondary Side
817A20 ATransformer
804A25 or 40 A*Heater A
804B25 or 40 A*Heater B
817B20 ANot Used
* Depending on model.
ABLE 1. Dis-
Primary
806
NOTE: To reference cables and connectors, see the electrical diagrams and
the parts drawings on pages 45-47.
FIG. 2. Circuit Breaker Module
16309813H
817A
804A817B
804B
TI2514A
Page 17
Fan
Repair
2. Relieve pressure, page 9.
1. Turn main power OFF . Disconnect power
supply.
WARNING
Read warnings, page 6.
FIG. 3. Fan Fuses
3. Check fuses (F) at left of breaker module, F
Replace if blown. If good, continue with step 4.
4. Refer to electrical diagrams. Disconnect fan wires
from fuses (F). Thread wires through top of cabinet.
5. Remove fan.
6. Install fan in reverse order.
F
TI2514A-1
IG. 3.
309813H17
Page 18
Repair
Temperature Control Board
Temperature control board has seven green
LEDs. Power must be on to check. See F
location.
Table 2: Temperature Control Board LEDs
LEDStatusFunction
D26blinksBoard powered
D14onZone A turned on
D13cycles on
and off
D18onZone B turned on
D19cycles on
and off
D27onHose zone turned on
D15cycles on
and off
Before handling board, put on a static conductive wrist
strap to protect against static discharge which can
damage board. Follow instructions provided with wrist
strap.
Zone A powered, LED
cycles as temperature
cycles
Zone B powered, LED
cycles as temperature
cycles
Hose zone powered, LED
cycles as temperature
cycles
CAUTION
IG. 4 for
7. Remove screws and take board off heatsink.
8. Install new board in reverse order. Apply thermal
heatsink compound to mating surfaces of board and
heatsink.
Order Part No. 110009 Thermal Compound.
Table 3: Temperature Control Board Connectors
ConnectorPinDescription
J11, 2Overtemperature switch A
3, 4Overtemperature switch B
5, 6Current sensor
7Temperature sensor A, red
8Temperature sensor A, yellow
9Not used
10Temperature sensor B, red
11Temperature sensor B, yellow
12Thermocouple, silver
13Thermocouple, red
14Thermocouple, purple
J2n/aTo A heaters
J5n/aTo display board
J8n/aData reporting
J9n/aTo B heaters
J13n/aTo heated hose
1. Turn main power OFF . Disconnect power
supply.
WARNING
Read warnings, page 6.
2. Relieve pressure, page 9.
3. Refer to electrical diagrams. Temperature control
board is on left side inside cabinet.
4. Put on static conductive wrist strap.
5. Disconnect all cables and connectors from board,
F
IG. 4.
6. Remove nuts and take entire temperature control
assembly to workbench.
18309813H
Page 19
1
Apply 110009 thermal heatsink compound to mating surfaces.
1
D15
J1
D27
J13
J9
Repair
B
D19
D26
D18
J8
J5
FIG. 4. Temperature Control Board
D14
D13
J2
A
TI2572a
309813H19
Page 20
Repair
Heater
Heater Element
214
W
213205207
1. Turn main power OFF . Disconnect power
supply.
2. Relieve pressure, page 9.
WARNING
Read warnings, page 7. Wait for heaters to cool before
repairing.
3. Wait for heaters to cool.
4. See F
5. If heater fails test, remove temperature sensor (211)
6. Remove heater element (207) from tube (201). Be
IG. 5. Remove tape and wire connector (63,
not shown), and disconnect heater element wires
(W) from heater wire harness. Test with ohmmeter.
Resistance must be 21-25 ohms for 2550W element, and 30-34 ohms for 1500W element.
to avoid damage.
careful not to spill any fluid left in tube.
P
211
210
202
208
FIG. 5. Heater (Model 245962 Shown)
206
P
211
182
203
201
TI2512b
7. Install new heater element (207), holding mixer
(202) so it does not interfere with sensor port (P).
8. Reinstall temperature sensor, page 21.
9. Reconnect wires and secure with connector (63)
and electrical tape.
20309813H
Page 21
Repair
Temperature Sensor
1. Turn main power OFF . Disconnect power
supply.
2. Relieve pressure, page 9.
WARNING
Read warnings, page 7. Wait for heaters to cool before
repairing.
3. Wait for heaters to cool.
4. Disconnect temperature sensor wires from J1 on
temperature control board. See T
and F
IG. 4, page 19.
5. See F
IG. 6. Test with ohmmeter. Between wires (S),
resistance must be approximately 6 ohms. Between
tip (T) and wires, resistance must be infinity (∞).
ABLE 3, page 18
9. Route wires into cabinet and thread into bundle as
before. Reconnect wires to board.
10. Turn on heaters A and B simultaneously to test.
Temperatures should rise at same rate (30°F, +/4°). If one heater is low, loosen ferrule nut (N) and
tighten sensor housing (H) to ensure sensor tip (T)
contacts element (207).
1
Apply PTFE tape and thread sealant.
2
Apply 110009 thermal heatsink compound.
207
NHT
1
211
201
6. If sensor fails test, feed wires out of cabinet. Note
path as cable must be replaced in the same way.
7. Loosen ferrule nut (N). Remove temperature sensor
(211) from heater tube (201), then remove sensor
housing (H).
8. Replace sensor, F
IG. 6.
a. Remove protective tape from sensor tip (T).
b. To ensure mixer (202) is out of the way, insert
1/4 in. drill bit into heater tube (201) to a minimum depth of 0.81 in. (20.6 mm). If minimum is
not achieved, mixer must be moved before proceeding.
c. Apply PTFE tape and thread sealant to male
threads and tighten sensor housing (H) into
tube (201).
d. Push in sensor (211) so tip (T) contacts heater
element (207), avoiding mixer (202).
202
S
208
FIG. 6. Temperature Sensor
2
TI3249a
e. Tighten ferrule nut (N), holding sensor (T)
against heater element.
309813H21
Page 22
Repair
Overtemperature Switch
1. Turn main power OFF . Disconnect power
supply.
2. Relieve pressure, page 9.
WARNING
Read warnings, page 7. Wait for heaters to cool before
repairing.
3. Wait for heaters to cool.
4. Disconnect one leadwire from overtemperature
switch (208), F
ter. Resistance must be approximately 0 ohms.
5. If switch fails test, cut off clamps with wire clippers.
Remove switch. Install new switch in same location
on tube (201) and secure with hose clamps (203).
Reconnect wires.
IG. 6. Test across switch with ohmme-
5. If hose fails test, retest at each length of hose,
including whip hose, until failure is isolated.
Check FTS Cables
1. Turn main power OFF . Disconnect power
supply.
2. Relieve pressure, page 9.
3. Disconnect FTS cable (F) at Reactor, F
4. Test with ohmmeter between pins of cable connector.
PinsResult
1 to 2approximately 35 ohms per 50 ft (15.2 m) of
hose, plus approximately 10 ohms for FTS
1 to 3infinity (∞)
5. If cable fails test, retest at FTS, page 23.
IG. 7.
If wires need replacement, disconnect from temperature control board. See T
F
IG. 4, page 19.
ABLE 3, page 18 and
Heated Hose
Refer to the heated hose manual 309572 for hose
replacement parts.
Check Hose Connectors
1. Turn main power OFF . Disconnect power
supply.
2. Relieve pressure, page 9.
Whip hose must be connected.
3. Disconnect hose electrical connector (D) at Reactor, F
IG. 7.
F
F
IG. 7. Heated Hose
D
TI2726a
4. Using an ohmmeter, check between the two terminals of hose connector (D). There should be continuity.
22309813H
Page 23
Repair
Fluid Temperature Sensor
(FTS)
Test/Removal
1. Turn main power OFF . Disconnect power
supply.
2. Relieve pressure, page 9.
3. Remove tape and protective covering from FTS (J),
F
IG. 8. Disconnect hose cable (F). Test with ohmme-
ter between pins of cable connector.
PinsResult
1 to 2approximately 10 ohms
1 to 3infinity (∞)
3 to FTS groundscrew0 ohms
2. Connect whip hose ground wire (K) to ground screw
on underside of FTS.
3. Install FTS in reverse order of removal. Leave slack
in cables (G) as stress relief, to prevent cable failure.
4. Secure hose and cable connections with tape and
install protective covering.
1 to FTS component A
fitting (ISO)
4. If FTS fails test, replace FTS.
5. Disconnect air hoses (C, L), and electrical connectors (D).
6. Disconnect FTS from whip hose (W) and fluid hoses
(A, B).
7. Remove ground wire (K) from ground screw on
underside of FTS.
8. Remove FTS probe from component A (ISO) side of
hose.
infinity (∞)
Installation
CAUTION
To prevent damage to probe, do not kink or excessively bend whip hose. Do not coil hose tighter than
the minimum bend radius of 3 ft (0.9 m). Do not subject hose to excessive weight, impact, or other abuse.
1. Carefully extend FTS probe (H). Do not bend or kink
probe. Insert in component A (ISO) side of main
hose.
309813H23
Page 24
Repair
11
J
F
D
G
B
A
FIG. 8. Fluid Temperature Sensor and Heated Hoses
D
B
K
W
A
ISO
H
C
L
TI9581B
24309813H
Page 25
Transformer
Repair
Test Hose Continuity
1. Turn main power OFF . Disconnect power
supply. Leave hose plugged in.
2. See FIG. 9. Disconnect 6-pin transformer connector
(P) from J13 at temperature control board. Remove
red wire from transformer hose length tap you are
using (R).
3. Using an ohmmeter, check between pin 6 (P6) of
connector (not board) and red wire. There should be
continuity.
4. If test fails, trace wires until failure is located.
Test Transformer Wire Harness Continuity
1. Turn main power OFF . Disconnect power
supply. Leave hose plugged in.
3. Using an ohmmeter, test for continuity across pins 5
and 6 of connector (not board). Reading should be
20-25 ohms. If not, replace current sensor (32). See
F
IG. 9.
2. See FIG. 9. Disconnect 6-pin transformer connector
(P) from J13 at temperature control board.
3. Check for continuity between:
a. Connector pin 1 (P1) and T1 on 20A hose circuit
breaker (817A).
b. Connector pin 3 (P3) and T2 on 20A hose circuit
breaker (817A).
c. Connector pin 5 (P5) and T3 on 50A hose circuit
breaker (806).
Test Current Sensor Continuity
1. Turn main power OFF . Disconnect power
supply.
2. Disconnect 14-pin connector from J1 on temperature control board, page 18.
309813H25
Page 26
Repair
Detail B: Circuit Breaker Module and Hose Heat Wire Harness
To J1 Connector, pins 5 and 6
T1 T2
T3
806817A
J13 on Temperature
Control Board
P1
P2
P3
P4
P5
P6
P
C
R
32
TI4335A
P
TI3470b
FIG. 9. Transformer Continuity Tests
26309813H
Page 27
Repair
In-Rush Current Limiter Check
(380V only)
1. Ensure that all harnesses, cables, and connectors
are properly connected. Connect hose
2. Connect power supply. Turn main power ON
.
3. Turn on hose heat by pressing hose heat button
.
4. Contactor on front of transformer should close.
5. If contactor does not close, turn off main power and
check inline fuse (198) on side of contactor. Replace
fuse if blown.
6. If contactor does not close when hose heat is turned
on with a new fuse, begin Transformer Checks.
5. See FIG. 9, Detail B. Measure voltage across P2 and
P4 on six-pin connector on temperature control
board. Measurement should be line voltage. If not,
replace temperature control board, page 18.
Transformer Secondary Check
1. Ensure that all harnesses, cables, and connectors
are properly connected. Connect hose.
2. Connect power supply. Turn main power ON
.
3. Set hose heat target temperature below current
hose temperature.
4. Turn on heat zone by pressing .
Transformer Primary Check
1. Ensure that all harnesses, cables, and connectors
are properly connected. Connect hose.
2. Connect power supply. Turn main power ON
.
3. Set hose heat target temperature below current
hose temperature.
4. Turn on heat zone by pressing .
WARNING
Read warnings, page 6. Step 5 measures line voltage
and should be done by a qualified electrician. If work is
not performed properly it may cause electric shock or
other serious injury.
WARNING
Read warnings, page 6. Step 5 measures line voltage
and should be done by a qualified electrician. If work is
not performed properly it may cause electric shock or
other serious injury.
5. See F
IG. 10, Detail B. Measure voltage across trans-
former hose tap (R) you are using and top terminal
(T4) on 50A hose circuit breaker (806). See T
for readings. If reading is correct, replace temperature control board, page 18. If reading is wrong,
replace transformer, page 28.
Table 4: Transformer Voltage Readings
Transformer TapReading (VAC)
50’20
100’34
150’48
200’62
250’76
300’90
ABLE 4
309813H27
Page 28
Repair
Replace Transformer
Use this procedure to replace transformer. To
replace terminal block (B) and wire harness (C)
only, order Part No. 248113 Transformer Repair
Kit. See manual 309930.
1. Turn main power OFF . Disconnect power
supply.
WARNING
Read warnings, page 6. Wait 5 min for stored voltage
to discharge (E-30 and E-XP2 models only).
4. Unplug 2-pin wire harness connector (C) from wire
harness coming from temperature control board.
5. Disconnect the transformers secondary common
wire (P) from T4 at 50 amp circuit breaker (806).
6. Remove transformer from cabinet.
7. Install new transformer in reverse order.
Detail B: Circuit Breaker Module
T4
C
806
R
817A
TI2514A
P
TI3470b
FIG. 10. Transformer
28309813H
Page 29
Repair
Display Module
Temperature and Cycle Counter Displays
CAUTION
Before handling board, put on a static conductive wrist
strap to protect against static discharge which can
damage board. Follow instructions provided with wrist
strap.
1. Turn main power OFF . Disconnect power
supply.
WARNING
Read warnings, page 6.
(412), F
IG. 11. Also check ground connection at rear
of Reactor, see below.
G
TI2603a-2
2. Relieve pressure, page 9.
3. Refer to electrical diagrams.
4. Put on static conductive wrist strap.
5. Disconnect main display cable (120) at lower left
corner of display module, F
IG. 11.
6. Remove screws (409, 410) and cover (404).
If replacing both displays, label temperature display cables TEMP and cycle counter display
cables CYCLES before disconnecting.
7. Disconnect cable connectors J1 and J13 from back
of temperature display (402) or cycle counter display (401).
8. Disconnect ribbon cable (R) from back of display.
9. Remove nuts (408) and plate (405).
10. Disassemble display, see detail in F
IG. 11.
11. Replace board (401 or 402a) or membrane switch
(402b) as necessary.
12. Reassemble in reverse order, see F
IG. 11. Apply
medium strength thread sealant where shown. Be
sure display cable ground wire (G) is secured
between cable bushing and cover (404) with screws
309813H29
Page 30
Repair
1
Apply medium strength thread sealant.
407
J1
409
J13
403
J13
G
402
411
404
410
1
412
408
1
405
406
J1
401
120
TI3703a
Detail of Membrane Switches and Display Boards
402b
R
FIG. 11. Display Module
Temperature DisplayCycle Counter Display
402c
1
402a
401
TI3702a
30309813H
Page 31
Red Stop Button
CAUTION
Before handling board, put on a static conductive wrist
strap to protect against static discharge which can
damage board. Follow instructions provided with wrist
strap.
1. Turn main power OFF . Disconnect power
supply.
WARNING
Read warnings, page 6.
Repair
2. Relieve pressure, page 9.
3. Refer to electrical diagrams.
4. Put on static conductive wrist strap.
5. Remove screws (409, 410) and cover (404), F
IG. 11.
6. Disconnect button cable connectors J1 from back of
temperature display (401) and cycle counter display
(402).
7. Remove red stop button (406).
8. Reassemble in reverse order. Be sure display cable
ground wire (G) is secured between cable bushing
and cover (404) with screws (412).
309813H31
Page 32
Parts
Parts
Air Powered Reactors (Model A-XP2 Shown)
1
15, 25
1
Ref. No. 25 used on A-50 Models only.
Not shown in this view.
6
2
7, 8, 9
17
20
31
3, 4, 5
TI3669b
1
16
10
14
13
TI3704b
12
11
27, 3728, 29
30, 44
38
18
Detail of Cycle Counter Switch
2
Ref. No. 26 Magnet is on back side of yoke.
26
2
3
Dimension from bottom of switch mounting
plate (18) to top of tie plate must be 2 in.
(51 mm) to maintain correct relationship
between magnet (26) and switch (27).
32309813H
TI3701a
3
Page 33
Parts
Air Powered Reactors
Use this chart to find parts by model. Find ref. no. of part in left column, and Reactor model in top row. Intersection is
correct part no.
Air Powered Reactor Models
Ref.
No.Description
1PACKAGE, control, heat; page 352466072467622467631
2BRACKET, mounting2172982172982172981
3SCREW, cap; 1/2-13 x 3-1/2 in.
Apply 110009 thermal heatsink compound to mating surfaces.
1
501
Parts
504
505
TI2575A-1
502503
Ref.
No.Part No. DescriptionQty
50115B779HEAT SINK1
502246194BOARD, temperature control1
503117683SCREW, 6-32 x 1-1/2 in. (38 mm)2
504117526SPACER5
505104590SCREW, machine; 6-32 x 3/8 in. (10
mm)
309813H43
5
Page 44
Parts
Fluid Manifold
246042 Fluid Manifold
1
Apply 113500 thread lock (blue).
2
Torque to 355-395 in-lb (40.1-44.6 N•m).
3
Apply PTFE tape or thread sealant to tapered threads.
4
Torque to 175-195 in-lb (19.8-22.0 N•m).
5
Lubricate ends of spring when assembling.
6
Assemble valves (702) and handles (709) with
handles facing away from each other.
Loctite® is a registered trademark of the Loctite Corporation.
309813H49
Page 50
Graco Standard Warranty
Graco warrants all equipment referenced in this document which is manufactured by Graco and bearing its name to be free from defects in
material and workmanship on the date of sale to the original purchaser for use. With the exception of any special, extended, or limited warranty
published by Graco, Graco will, for a period of twelve months from the date of sale, repair or replace any part of the equipment determined by
Graco to be defective. This warranty applies only when the equipment is installed, operated and maintained in accordance with Graco’s written
recommendations.
This warranty does not cover, and Graco shall not be liable for general wear and tear, or any malfunction, damage or wear caused by faulty
installation, misapplication, abrasion, corrosion, inadequate or improper maintenance, negligence, accident, tampering, or substitution of
non-Graco component parts. Nor shall Graco be liable for malfunction, damage or wear caused by the incompatibility of Graco equipment with
structures, accessories, equipment or materials not supplied by Graco, or the improper design, manufacture, installation, operation or
maintenance of structures, accessories, equipment or materials not supplied by Graco.
This warranty is conditioned upon the prepaid return of the equipment claimed to be defective to an authorized Graco distributor for verification of
the claimed defect. If the claimed defect is verified, Graco will repair or replace free of charge any defective parts. The equipment will be returned
to the original purchaser transportation prepaid. If inspection of the equipment does not disclose any defect in material or workmanship, repairs will
be made at a reasonable charge, which charges may include the costs of parts, labor, and transportation.
THIS WARRANTY IS EXCLUSIVE, AND IS IN LIEU OF ANY OTHER WARRANTIES, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
TO WARRANTY OF MERCHANTABILITY OR WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE.
Graco’s sole obligation and buyer’s sole remedy for any breach of warranty shall be as set forth above. The buyer agrees that no other remedy
(including, but not limited to, incidental or consequential damages for lost profits, lost sales, injury to person or property, or any other incidental or
consequential loss) shall be available. Any action for breach of warranty must be brought within two (2) years of the date of sale.
GRACO MAKES NO WARRANTY, AND DISCLAIMS ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
PARTICULAR PURPOSE, IN CONNECTION WITH ACCESSORIES, EQUIPMENT, MATERIALS OR COMPONENTS SOLD BUT NOT
MANUFACTURED BY GRACO. These items sold, but not manufactured by Graco (such as electric motors, switches, hose, etc.), are subject to
the warranty, if any, of their manufacturer. Graco will provide purchaser with reasonable assistance in making any claim for breach of these
warranties.
In no event will Graco be liable for indirect, incidental, special or consequential damages resulting from Graco supplying equipment hereunder, or
the furnishing, performance, or use of any products or other goods sold hereto, whether due to a breach of contract, breach of warranty, the
negligence of Graco, or otherwise.
FOR GRACO CANADA CUSTOMERS
The Parties acknowledge that they have required that the present document, as well as all documents, notices and legal proceedings entered into,
given or instituted pursuant hereto or relating directly or indirectly hereto, be drawn up in English. Les parties reconnaissent avoir convenu que la
rédaction du présente document sera en Anglais, ainsi que tous documents, avis et procédures judiciaires exécutés, donnés ou intentés, à la suite
de ou en rapport, directement ou indirectement, avec les procédures concernées.
Graco Information
TO PLACE AN ORDER, contact your Graco distributor, or call this number to identify the distributor closest to you:
1-800-328-0211 Toll Free
612-623-6921
612-378-3505 Fax
All written and visual data contained in this document reflects the latest product information available at the time of publication.
Graco reserves the right to make changes at any time without notice.
This manual contains English. MM 309813
Graco Headquarters: Minneapolis
International Offices: Belgium, China, Japan, Korea
GRACO INC. P.O. BOX 1441 MINNEAPOLIS, MN 55440-1441
Copyright 2003, Graco Inc. is registered to I.S. EN ISO 9001
6/2008
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