Graco Fast-Flo Instructions And Parts List
INSTRUCTIONS–PARTS
This manual contains important
warnings and information.
READ AND RETAIN FOR REFERENCE
1:1
INSTRUCTIONS
RA
TIO
LIST
307–427
Rev.
V
Supersedes U
Fast-Flo
Pump
12.4 bar (180 psi) Maximum Air Input Pressure
12.4 bar (180 psi) Maximum Fluid Working Pressure
Refer
to page 4 for a list of pump models.
Stubby Pump
03761
Table
Symbols 2.
Warnings 2
Pump
Installation 5
Operation 8
Maintenance 9
Troubleshooting 10
Pump
Pump
Displacement
Displacement
Accessories 36
Dimensions 38
Technical
Warranty 40
Graco
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Models4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Service
Parts
Data
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Phone Numbers
of Contents
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Pump Service
Pump Parts
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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GRACO INC. P.O. BOX 1441
. . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . .
11.
12–16.
17–32.
18–34.
39.
40.
COPYRIGHT
Adjustable Length Pump
MINNEAPOLIS, MN
1980, GRACO INC.
03783
Bung-Mounted
03761
Bung-Mounted
Drum Length Pump
55440–1441
Symbols
Warning Symbol
WARNING
his
symbol alerts you to the possibility of serious
injury or death if you do not follow the instructions.
WARNING
WARNING
EQUIPMENT MISUSE HAZARD
INSTRUCTIONS
Equipment
D
This equipment is for professional use only
D
Read all instruction manuals, tags, and labels before operating the equipment.
D
Use the equipment only for its intended purpose. If you are not sure, call Graco T
tance at 1–800–543–0339.
D
Do not alter or modify this equipment.
misuse can cause the equipment to rupture or malfunction and result in serious injury
Caution Symbol
CAUTION
This
symbol alerts you to the possibility of damage to
or destruction of equipment if you do not follow the
instructions.
.
echnical Assis
.
-
D
Check equipment daily
D
Do not exceed the maximum working pressure of the lowest rated component in your system.
This equipment has a 12.4 bar (180 psi) maximum working pressure at 12.4 bar (180 psi)
maximum incoming air pressure.
D
Use fluids and solvents which are compatible with the equipment wetted parts. Refer to the
nical Data
ings.
D
Do not use hoses to pull equipment.
D
Route hoses away from traffic areas, sharp edges, moving parts, and hot surfaces. Do not ex
pose Graco hoses to temperatures above 82_C (180_F) or below –40_C (–40
D
Securely mount the pump. Do not attempt to operate it while holding it.
D
Do not lift pressurized equipment.
D
Comply with all applicable local, state, and national fire, electrical, and safety regulations.
section of all equipment manuals. Read the fluid and solvent manufacturer’s warn
. Repair or replace worn or damaged parts immediately
.
_F).
Tech-
-
-
TOXIC FLUID HAZARD
WARNING
WARNING
Hazardous
skin, inhaled, or swallowed.
Know the specific hazards of the fluid you are using.
Store hazardous fluid in an approved container
state and national guidelines.
Any additives to the air supply
Always wear protective eyewear
and solvent manufacturer
fluid or toxic fumes can cause serious injury or death if splashed in the eyes or on the
. Dispose of hazardous fluid according to all local,
, such as oil or anti–freeze will be exhausted into the atmosphere.
, gloves, clothing and respirator as recommended by the fluid
.
FIRE AND EXPLOSION HAZARD
Improper
result in a fire or explosion and serious injury
grounding, poor ventilation, open flames or sparks can cause a hazardous condition and
.
Ground the equipment. Refer to
If there is any static sparking or you feel an electric shock while using this equipment,
pumping immediately. Do not use the equipment until you identify and correct the problem.
Provide fresh air ventilation to avoid the buildup of flammable fumes from solvents or the fluid
being sprayed.
Grounding the System
on page 5.
stop
Keep the work area free of debris, including solvent, rags, and gasoline.
Electrically disconnect all equipment in the work area.
Extinguish all open flames or pilot lights in the work area.
Do not smoke in the work area.
Do not turn on or of
Do not operate a gasoline engine in the work area.
f any light switch in the work area while operating or if fumes are present.
MOVING PARTS HAZARD
Moving
parts can pinch or amputate your fingers.
Keep clear of all moving parts when starting or operating the pump.
Before servicing the equipment, follow the
equipment from starting accidentally
Pressure Relief Procedure
.
on page 8 to prevent the
Pump
PTFE
PTFE
PTFE
PTFE
Models
UL LISTED PUMPS
The
following pumps are UL listed for light viscosity
paints, lacquers, varnishes, thinners, solvents when
installed in accordance with NFP
tection Association) Standards No. 30, Flammable and
Combustible Liquids Code, and No. 33 Spray Finishing
Using Flammable Materials. The carbon steel pumps
are for non-corrosive fluids, and the stainless steel
pumps are for corrosives.
Stubby Pumps
Model
No.
226–943
Series B
226–944
Series B
*
226–945
Series B
*
Description
Carbon Steel,
Leather Packings
Carbon Steel,
Polyethylene
Packings
Stainless Steel,
Polyethylene
Packings
Bung-Mounted Drum Length Pumps
Model
No.
226–940
Series B
226–941
Series B
*
226–942
Series B
*
226–954
Series A
Description
Carbon Steel,
Leather Packings
Carbon Steel,
Polyethylene
Packings
Stainless Steel,
Polyethylene
Packings
Stainless Steel,
Leather Packings
*
A (National Fire Pro
Displacement
Pump No.
215–956
Series C
215–957
Series C
215–958
Series B
Displacement
Pump No.
215–953
Series D
215–954
Series D
215–955
Series B
236–991
Series A
Parts
Pages
14, 18
14, 19
15, 28
Parts
Pages
12, 18
12, 19
13, 27
13, 29
-
NON-LISTED PUMPS
These
pumps are for non-corrosive light viscosity fluids
such as anti-freeze, windshield washer solvent, A
TF,
motor oil, and hydraulic oil.
Stubby Pumps
Model
No.
226–948
Series B
226–952
Series B
Description
Carbon Steel,
Rubber Packings
Stainless Steel,
Rubber Packings
Displacement
Pump No.
218–114
Series A
220–439
Series A
Parts
Pages
14, 24
15, 34
Bung-Mounted Drum Length Pumps
Model
No.
226–947
Series B
226–951
Series B
226–953
Series B
Model 226–951 has a suction tube that can be extended
457 mm (18 in.). Non-extended pump length is 724 mm (28.5
in.). Fully extended pump length is 1
Description
Carbon Steel,
Rubber Packings
Carbon Steel,
Rubber Packings
Stainless Steel,
Rubber Packings
Displacement
Pump No.
218–113
Series A
218–116
Series A
220–440
Series A
180 mm (46.4 in.).
Parts
Pages
12, 24
16, 25
13, 33
NON-LISTED PUMPS
These
pumps are for general fluid transfer applica
tions.
Stubby Pumps
Model
No.
237–130
Series A
237–131
Series A
237–132
Series A
Description
Carbon Steel,
Leather Packings
Carbon Steel,
Packings
Stainless Steel,
Packings
Displacement
Pump No.
237–254
Series A
237–255
Series A
237–256
Series A
Bung-Mounted Drum Length Pumps
-
Parts
Pages
14, 20
14, 22
15, 31
Model
No.
237–133
Series A
237–134
Series A
237–129
Series A
Description
Carbon Steel,
Leather Packings
Carbon Steel,
Packings
Stainless Steel,
Packings
Displacement
Pump No.
215–953
Series D
237–449
Series A
237–253
Series A
Parts
Pages
12, 18
12, 21
13, 30
General Information
Installation
1. The T
2.
3.
ypical Installation shown in Fig. 2 is only a
guide for selecting and installing system compo
nents. Contact your Graco distributor or Graco
T
echnical Assistance (1–800–543–0339) for assis
tance in planning a system to suit your needs.
Always use Genuine Graco Parts and Accesso
ries.
Reference numbers and letters in parentheses re
fer to the callouts in the figures and the parts lists
on pages 12–34.
Grounding the System
WARNING
FIRE
AND EXPLOSION HAZARD
This pump must be grounded. Before
operating the pump, ground the system
as explained below. Also, read the sec
tion
FIRE AND EXPLOSION HAZARD,
on page 3.
-
-
-
-
Fig. 1
2.
Air and fluid hoses
-
hoses.
Air compressor
3.
ommendations.
: use only electrically conductive
: according to manufacturer’s rec
Y
WXZ
03653
-
T
o reduce the risk of static sparking, ground the pump
and all other equipment used or located in the pumping
area. Check your local electrical code for detailed
grounding instructions for your area and type of equip
ment.
Ground all of this equipment.
1.
Pump
: connect a ground wire and clamp as shown
in Fig. 1. Loosen the grounding lug locknut (W)
and washer (X). Insert one end of a 12 ga (1.5
mm
) minimum ground wire (Y) into the slot in the
lug (Z) and tighten the locknut securely
the clamp end of the ground wire to a true earth
ground. Order Part No. 222–01
Clamp.
1 Ground Wire and
. Connect
4.
Dispensing valve:
connection to a properly grounded fluid hose and
pump.
-
5.
Fluid supply container:
6.
Object being sprayed:
7.
All solvent pails used when flushing
local code. Use only metal pails, which are con
ductive. Do not place the pail on a non-conductive
surface, such as paper or cardboard, which inter
rupts the grounding continuity
grounding is obtained through
according to local code.
according to local code.
, according to
-
-
.
K
Installation
E
DF
JL
Model
226–951 only
DCC
EJ L
M
G
13 mm (0.5”)
H
C
B
A
C
KEY
A Vent
B
C
D
E
F
G
H
J
K
L
M
CC
Plug
Bung Adapter
Air Line Lubricator
Bleed-type Master Air V
Air Line Filter
Grounded Air Hose
Fluid Drain V
Fluid Outlet
Pin Fitting
Air Control V
(All Models except 226–951)
Air Line Coupler
Grounded Fluid Hose
Air Regulator Kit
(Model 226–951 only)
alve
alve
alve
Fig. 2
Mounting the Pump
Always
stallation planned. Graco mounting accessories are
shown in the
gallon) drum length pumps, screw the bung adapter
(B) tightly into the bung hole of the drum and adjust to
hold the pump 13 mm (0.5 in.) of
drum. Loosen the vent plug (A) to prevent formation of
a vacuum in the drum. Stubby pumps may be mounted
on a wall or on the side of a drum with a clamp. Drum
pumps can also be mounted to the side of a drum.
NOTE:
dimensions, and air inlet and fluid outlet sizes.
rigidly mount the pump to suit the type of in
Accessories
section. With 200 liter (55
f the bottom of the
Refer to
Dimensions
on page 38 for pump
-
03762
If low level cut-off valve 210–865 is being used, install
a drum length pump (except Model 226–951) in the
container with the valve 210–865 resting on the con
tainer bottom. This accessory valve will not fit pumps
with a telescoping suction tube, such as Model
226–951.
CAUTION
If low level cut-of
with a strap wrench to avoid damaging the valve.
Do not use the legs of the valve to tighten it into
the pump.
f valve 210–865 is used, install it
Installation
System Accessories
Refer
to Fig. 2 and the Accessories section.
NOTE: T
sure that all accessories used are properly sized to
meet your system’
Most models are supplied with a needle-type air con
trol valve (K) at the pump air inlet. Model 226–951 is
equipped with an air regulator kit (CC) instead (see
Fig. 3). All models are supplied with an air line quick
disconnect coupler (L) to connect the air line to the
pump and accessories.
o ensure maximum pump performance, be
s requirements.
WARNING
A bleed-type master air valve (D) and a fluid drain
valve (G) are required in your system, to help re
duce the risk of serious injury
fluid in the eyes or on the skin, and injury from
moving parts if you are adjusting or repairing the
pump.
, including splashing
-
Model 226–951 Only
Using
moderate force, extend the pump suction tube,
insert the pump into the drum or tank bung hole, and
screw the bung adapter (B) tightly into the bung hole.
Lift the pump about 13 mm (0.5 in.) and tighten the
bung adapter (B) screw to hold the pump. Loosen the
vent plug (A). Refer to Fig. 2.
-
CAUTION
T
o prevent damaging the o-ring seals inside the
suction tube, do not use excessive force when ex
tending the suction tube.
All Other Models
Refer
to Fig. 2 and to the mounting accessories shown
on page 36 for pump mounting methods.
Model
226–951
Shown
-
The
bleed-type master air valve
trapped between this valve and the pump after the
pump is shut of
to cycle unexpectedly and result in serious injury
including amputation. Locate the valve close to the
pump.
The
fluid drain valve
the displacement pump, hose, and dispensing
valve when shutting of
dispensing valve to relieve pressure may not be
suf
ficient, especially if there is a clog in the hose or
the dispensing valve.
For automatic air motor lubrication, install an air line
lubricator (C) downstream from the air regulator (if
supplied) and all other accessories. Install a bleed-type
master air valve (D) close to the pump. Next, install the
air regulator (CC), if supplied. Install an air line filter (E)
upstream from all other accessories, to remove harm
ful dirt and moisture from the compressed air supply
Using a suitable adapter
pin fitting (J) in the air filter inlet. Install the air line
quick disconnect coupler (L) on the air hose (F), but do
not connect it to the pin fitting yet.
f. T
rapped air can cause the pump
(G) helps relieve pressure in
f the pump. Actuating the
, install the male disconnect
(D) relieves air
,
-
.
CC
JL
B
Connect an electrically conductive fluid hose (M) to the
3/4 npt(f) fluid outlet.
03763
Fig. 3
Operation
Pressure Relief Procedure
WARNING
PRESSURIZED
The equipment stays pressurized until pressure is
manually relieved. To reduce the risk of serious
injury from pressurized fluid, accidental spray from
the gun or splashing fluid, follow this procedure
whenever you:
Are instructed to relieve pressure,
Have an air supply interruption,
Stop pumping,
Check, clean or service any system equipment,
Install or clean fluid nozzles.
1.
Shut of
2.
Close the bleed-type master air valve (required in
your system).
3.
Hold a metal part of the dispensing valve firmly to
the side of a grounded metal pail, and trigger the
valve to relieve pressure.
4.
Open the fluid drain valve (required in your sys
tem) to relieve all fluid pressure, having a contain
er ready to catch the drainage.
5.
Leave the drain valve open until you are ready to
dispense again.
If you suspect that the nozzle or hose is completely
clogged, or that pressure has not been fully relieved
after following the steps above,
hose end coupling and relieve pressure gradually
loosen completely
EQUIPMENT HAZARD
f the air to the pump.
very slowly
. Now clear the nozzle or hose.
-
loosen the
, then
Cycle the pump slowly for at least 5 minutes, then stop
and disconnect the air hose. Push up on the ball of the
intake valve (N) to drain the lower part of the pump.
See Fig. 4. T
of the pump.
Fig. 4
urn the pump over to drain the upper part
N
03765
Starting and Adjusting the Pump
With
the air valve (K) or regulator (CC) closed, turn on
the air supply and connect the air line coupler (L). See
Figs. 3 or 5. Make sure all dispensing valves are open.
Slowly open the air valve (K) or regulator (CC) until the
pump cycles 5 to 20 cycles per minute. The pump it
self only takes a few strokes to prime. In a large sys
tem, however
-
several minutes to fill all the lines. Once the entire sys
tem is primed, use the air valve or regulator to control
pump speed and cycle rate; always use the lowest
pressure necessary to get the desired results.
When used for transfer and supply operations with no
dispensing valve, the pump will run whenever air is
supplied.
, the pump may have to be cycled for
-
-
-
Pump Shutdown
Flush the Pump Before Using
The
pump was tested in lightweight oil, which was left
in to protect pump parts. T
the fluid you are pumping, flush the pump with a com
patible solvent before using it.
T
o flush the pump, connect a short hose to the pump
outlet, insert the pump intake into a pail of compatible
solvent, direct the hose into a pail, and start the pump
as explained at right.
o prevent contamination of
WARNING
To
reduce the risk of serious injury whenever you
-
are instructed to relieve pressure, always follow the
Pressure Relief Procedure
1.
Disconnect the air line coupler (L).
2.
Relieve the pressure.
at left.
Maintenance
Fill the wet-cup (P) 1/2 full of Graco Throat Seal Liquid
(TSL) or compatible solvent and keep it 1/2 full to keep
fluid from drying on the displacement rod and damag
ing pump throat packings. See Fig. 5.
Lubricate the throat packings frequently when you are
pumping a non-lubricating fluid, or are shutting down
for more than a few days. Some pumps have a grease
fitting (DD) for this purpose. See Fig. 5.
-
WARNING
T
o reduce the risk of serious injury whenever you
are instructed to relieve pressure, always follow the
Pressure Relief Procedure
on page 8.
WARNING
The accessory air line lubricator (C) provides automat
ic air motor lubrication. T
tor
, disconnect the air line at the air motor inlet, put
about 15 drops of lightweight oil in the inlet, reconnect
the air line and turn on the air to blow oil into the motor
Never allow the pump to run dry of fluid being pumped.
A dry pump will quickly accelerate to a high speed,
possibly damaging itself. If your pump accelerates
quickly
, or is running too fast, stop it immediately and
check the fluid supply
and air has been pumped into the lines, prime the
pump and lines with fluid, or flush and leave filled with
compatible solvent. Be sure to eliminate all air from the
fluid system.
o manually lubricate the mo
. If the supply container is empty
-
-
.
Do not attempt to adjust the packing nut with the
pump operating.
Periodically
Relieve the pressure, then tighten enough to prevent
leakage; no tighter
be stopped, change the packings to prevent exposure
to the fluid being pumped.
, check the tightness of the packing nut (P).
. See Fig. 5. If the leakage can not
L
J
K
P
H
DD
03764
Fig. 5
Troubleshooting
1.
Relieve the pressure.
WARNING
2.
T
o reduce the risk of serious injury whenever you
are instructed to relieve pressure, always follow the
Pressure Relief Procedure
PROBLEM CAUSE SOLUTION
on page 8.
Check all other possible remedies before disas
sembling the pump.
-
The pump fails to operate.
The pump operates, but the output
low on both strokes.
is
The pump operates, but the output
low on the downstroke.
is
The pump operates, but the output
low on the upstroke.
is
Erratic or accelerated operation.
Dirty or worn air motor
Inadequate air supply or restricted
lines.
Closed or clogged air valves.
Clogged fluid hose or valve.
W
orn or damaged valves or seals.
Clogged fluid hose or valve.
Exhausted fluid supply
Worn
or damaged valves or seals.
Held open or worn intake valve.
W
orn or damaged valves or seals.
Held open or worn piston valve.
W
orn or damaged valves or seals.
Exhausted fluid supply
. Clean,
. Refill the fluid supply and reprime the
. Refill the fluid supply and reprime the
service; see the separate
manual
Clean lines or increase the air supply
(see T
Open or clear the valves.
Clear the hose or valves.
Service the valves or seals.
Clear the hose or valves.
pump.
Service the valves or seals.
Clear or service the valve.
Service the valves or seals.
Clear or service the valve.
Service the valves or seals.
pump.
307–456.
echnical Data).
motor
Broken
10 307-427
air motor compression
spring.
Replace
the spring.
Disconnecting the Air Motor
WARNING
Pump
Service
To
reduce the risk of serious injury whenever you
are instructed to relieve pressure, always follow the
Pressure Relief Procedure
1.
Flush the pump.
2.
Relieve the pressure. Remove the pump from its
mounting.
3.
See Fig. 6. Unscrew the tie rod locknuts (103).
4.
Remove the clip pin (105) and headed pin (104).
5.
Raise the air motor (1
ment pump (1
(15) from the air motor connecting rod (S).
6. T
o order pump parts, refer to the parts lists on
pages 12–16. Refer to pages 17–34 for displace
ment pump service and parts information. Refer to
manual 307–456 for air motor service and parts
information.
14). Unscrew the displacement rod
on page 8.
15) away from the displace
Reconnecting the Air Motor
115
103
3
105
-
-
106
2
S
104
T
14
1. When
2.
3. T
4.
NOTE:
pump flow rate and exhaust noise.
5.
reconnecting the air motor
grease on the threads of the displacement rod
(15). Make sure the o-ring (14) is in place on the
rod.
Insert the muf
rod (S) as shown in Fig. 6.
ighten the displacement rod (15) into the air mo
tor connecting rod hand tight, and install the pins
(104 and 105).
Apply thread sealant to the threads of the tie rods
(106). T
tie rod locknuts (106) loosely onto the tie rods,
then torque evenly to 15 N.m (8 ft–lb).
Removing the muf
Reconnect the groundwire if it was disconnected
during service.
fler (T) into the air motor connecting
o ensure proper alignment, first thread the
fler (T) will increase both
, use lithium base
15
1
114
-
Grease
1
2
3
Fig. 6
the threads.
Apply thread sealant.
T
orque evenly to
15 N.m (8 ft–lb).
03766
307-427 11
Pump
PTFE
Bung Mount Drum-Length Pumps,
Carbon Steel Models
Model
226–940, Series B,
Model 226–941, Series B,
Model 226–947, Series B,
Model 237–133, Series A,
Model 237–134, Series A,
Ref.
No.
103 104–541 NUT
104 178–923
105 180–166
106 177–171
107 190–165
108 206–264
109 157–628 . P
110 165–722 . BODY 1
111 166–531 .
112 166–529 . NEEDLE 1
113 190–164
114 215–953
115 223–099
116 166–532 NUT
117 164–698
Part No.
169–969
208–536
215–954
237–449
218–113
Description Qty.
PIN, headed, straight
PIN, clip
TIE ROD
FITTING, air line; for Models
237–133 and 237–134 only
FITTING, air line
for all other models
NEEDLE VALVE ASSY
Includes items 109–1
RING, friction washer
COUPLER, air line; for Models
237–133 and 237–134 only
COUPLER, air line
for all other models
DISPLACEMENT PUMP
Models 226–940 and 237–133;
see page 18
DISPLACEMENT PUMP
for Model 226–941; see page 19
DISPLACEMENT PUMP
for Model 237–134; see page 21
DISPLACEMENT PUMP
for Model 226–947; see page 24
AIR MOT
See instruction manual 307–456
KNOB, adjusting
leather packed
polyethylene packed
rubber packed
leather packed
packed
, lock; M8; w/nylon insert
12, 116, 1
ACKING, o-ring; nitrile rubber
, for
OR KIT
, packing
17 1
Parts
Model 226–940 Shown
115
103
3
105
1
1
106
3
1
1
1
1
114
1
1
1
1
1
1
1
1
1
104
113
107
108
(Includes items
109–1
see detail below
110
112
12, 116, 117;
.)
111
109
116
117
Keep these spare parts on hand to reduce down
time.
12 307-427
03771
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