OWNER’S MANUAL
RCH16225
Transit Duty Cab Heater
MI420 REV.0
This manual covers installation, maintenance, repair and replacement parts.
WARNING!
READ ALL IMPORTANT NOTICES ON PAGE 2.
PLEASE ADHERE TO INSTRUCTIONS PUBLISHED IN THIS MANUAL.
Failure to do so may be dangerous and may void certain provisions of your warranty.
Caloritech™ is a registered trademark of
CCI Thermal Technologies Inc.
Copyright © 1990. All rights reserved.
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WARNING:
Disconnect heater from the power supply before opening enclosures, washing or servicing heater.
This heater should only be serviced by qualified personnel with electrical heating equipment experience.
IMPORTANT NOTICES
WARNING:
Read and adhere to the following. Failure to do so may result in severe or fatal injury.
1. Read and follow all instructions in this manual.
2. Heater is not to be used in hazardous atmospheres where
flammable vapors, gases, liquids or other combustible
atmospheres are present.
3. Heater is to be connected and serviced only by a qualified
electrician.
4. Installation and wiring of the heater must adhere to all
applicable codes.
5. Before opening any enclosures, disconnect the heater from
the power supply. Lock the switch in the “OFF” position and/or
tag the switch to prevent unexpected power application.
6. The heater is not to be operated with the high-limit
disconnected from the control circuit.
7. Elements get hot during operation. Contact can cause burns.
8. Use factory replacement parts only.
9. Maximum ambient operating temperature is 40°C(104°F).
10. If there are any questions or concerns regarding the heater,
please refer to contact info on page 10.
HEATER MAINTENANCE CHECKLIST
Heater Model : Serial No. :
Date of Maintenance : Maintenance Done By :
Comments :
Photocopy
this page
for reuse.
ANNUALLY
1. CLEAN
q Calvane Elements q Motor q Fan
q Discharge Grill q Inlet Grill
2. CHECK
q Motor for smooth, quiet operation
3. ELECTRICAL
q Check all terminal connections and conductors.
Tighten loose connections. Conductors with damaged
insulation must be replaced.
4. MECHANICAL
q Check motor shaft bearing play. Replace motor if play is
excessive, or if motor does not run quietly and smoothly.
Bearings are permanently lubricated.
q Check fan. Replace immediately if cracked or damaged.
q Check tightness of all hardware. All fasteners must be
tight.
q Turn heater on for a minimum of five minutes. Check for
warm air exiting heater through discharge grill.
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INSTALLATION
The installation instructions provide a general guideline for the installation and wiring of
the heater. All applicable codes must be adhered to.
MECHANICAL
Heaters must be installed as follows:
LOCATION
1. The heater’s inlet and discharge areas must not be obstructed.
2. The air discharge is not to be directed at a thermostat.
3. The air discharge is directed across areas of heat loss.
ELECTRICAL
WARNING:
Disconnect the power supply before installation of the heater. Lock the switch in
the “OFF” (open) position and/or tag the switch to prevent unexpected power application.
Installation and wiring of the heater must adhere to all applicable codes.
MOUNTING
1. The mounting surface must be strong enough to:
a) support the heater’s weight;
b) provide sufficient stiffness to prevent excessive vibration,
and
c) withstand abusive situations such as transportable
installations of the heater.
GENERAL
1. Use only copper conductors.
2. Supply voltage is to be within 10% of the data plate voltage.
3. External over-current protection is required and must meet data
plate ratings for voltage, amperage and frequency.
FIELD WIRING
1. Heater is supplied with an enclosure that has mate-n-lock
connector.
2. Heater requires external thermostat and controls. Thermostat
and controls used with this heater must be:
a) listed for approved;
b) rated at 208 volt minimum and 5 amp minimum.
FINAL INSPECTION
1. Before application of electrical power:
a) check that all connections are secured and comply with
the applicable code requirements;
b) confirm that the supply voltage is compatible with the data
plate specifications;
c) remove any foreign objects from the heater;
d) ensure all external fittings and enclosure covers are
secured;
e) ensure that the fan rotates freely.
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OPERATION
GENERAL
1. To operate heater, make sure power supply is properly connected
as specified in the wiring schematic.
2. Ensure that the thermostat controlling the heater is set above
the ambient temperature.
3. During normal operation, the high-limit control should not cycle
the heater ON and OFF. If cycling occurs, check to see if there
is an airflow blockage. If there are no obstructions, the heater
must be examined by qualified personnel to determine the cause
of the high-limit cycling.
REPAIR AND REPLACEMENT
WARNING:
Disconnect heater from the power supply before opening enclosures or servicing heater. Lock the switch in
the “OFF” (open) position and/or tag the switch to prevent unexpected power application. This heater
should only be serviced by qualified personnel with electrical heating equipment experience.
Note: ONLY USE FACTORY SUPPLIED REPLACEMENT PARTS OF THE SAME SPECIFICATION.
HEATING ELEMENTS
1. Remove discharge grill from heater. Disconnect all wires
connected to the element terminals and remove all bus bars.
Remove element brackets from heater.
2. Remove elements, noting their proper placement.
3. Install factory-supplied replacement elements. Ensure that the
element brackrets are in place and in good condition.
4. Reinstall all bus bars, wires, brackets, and discharge grill.
FAN
1. Remove grill from heater. Remove the screws securing the fan
to the fan hub attached to the motor.
2. Replace fan with factory-supplied fan.
TEMPERATURE HIGH-LIMIT
1. Remove discharge grill from heater.
2. Remove the wires connected to the high-limit.
3. Remove the screws securing the high-limit.
4. Install factory-supplied high-limit.
5. Reinstall wires, high-limit screws and discharge grill.
AIR INLET AIR OUTLETMOTOR
FAN
ASSEMBLY
MATE-N-LOCK
CONNECTOR
THERMAL
HIGH-LIMIT
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ELEMENTS
PARTS LIST
CCI Thermal
Catalogue No.
Heater
Stage
Rated
Volts
Phase
Rated
Watts
Fan
Speed
Approximate
Airflow Rate
Ambient
Average Outlet
Air Temp.
Approximate
Temp. Rise
Stage 1 208 3 1000 Low 110 CFM
21°C
70°F
35°C
95°F
14C°
25F°
Stage 2 208 3 2000 High 150 CFM
24°C
75°F
48°C
118°F
24C°
43F°
RCH16225-01
TEMPERATURE TEST RESULTS
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GENERAL SPECIFICATION
He a ter Mod e l: RCH 1 6 225-0 1
Volta g e : 208V
Pow e r: 2000 W
Phas es /C o nnection: 3 / wye
He a ting Ele m ent: Tra n s it d u ty ca lvan e he a te rs
Pro te ctio n s : Hig h -lim it, au to res et
Air Flow Contro l: Variable, 2 s p e e d fan
Front Cover: Alum in u m
Fram e/enclo s ure : Alum in u m
Plug Connection: Fem ale Mate -N -L o ck q u ick co n n e ctor
Appro x. We ight: 23 lb s .
Dim ens ions : 16”L x 13 .5”H x 6.5”W (including han d l e )
He a ter Dra w i n g : C16225 Rev. 7
Surfa ce Fro n t Grill: 304S S, 14GA
Grille D rawin g : B1 6 2 5 2 R e v. 2
WARRANTY
CCI Thermal Technologies Inc. warrants to the purchaser of each new product that any part thereof which proves to be
defective in material or workmanship under normal use within 18 months of the date of shipment or 12 months from the
date of start of operation (whichever occurs first) will be repaired or replaced without charge. Any such defect should be
brought to the attention of the company's office from which the product was purchased, which is authorized to furnish or
replacement within the terms of this warranty.
The Company will not be responsible for any expenses incurred in installation, removal from service, transportation
cost, or damages of any type whatsoever, including incidental or consequential damages. Some states or provinces do
not allow exclusion or limitation of incidental or consequential damages so the preceding exclusion or limitation may not
be applicable to you.
Since we cannot anticipate or control the condition under which our products may be used, we accept no responsibility
for the safety and suitability of our products when used alone or in combination with other products. Tests for safety and
suitability of the products should be done by the user.
This warranty will not apply if, in the judgement of the Company damage or failure has resulted from accident, alteration,
misuse, abuse or operation on an incorrect power supply. The foregoing is in lieu of other warranties expressed or
implied. CCI Thermal Technologies Inc. neither assumes no authorizes any person to assume for it any other obligation,
during transportation, installation and operation or liability in connection with the said product.
Since the paint finish may be damaged in use, no warranty applies to such paint finish except for manufacturing defects
which become apparent within 30 days from date of installation.
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