TM-9-2320-260-20
TRUCK, 5-TON, 6X6, M809 SERIES (DIESEL)
TECHNICAL MANUAL; UNIT MAINTENANCE
APRIL 1995
TM-9-2320-260-20 - Page 1135 of 1337
TM 9-2320-260-20
14-10.
PERSONNEL HOT WATER HEATER AND MOUNTING BRACKET REPLACEMENT
THIS TASK COVERS:
a. Removal
b. Installation
INITIAL SETUP
APPLICABLE MODELS
EQUIPMENT CONDITION
All
●
Parking brake set (TM 9-2320-260-10).
MATERIALS/PARTS
●
Hood raised and secured (TM 9-2320-260-10).
• Lower right panel (TM 9-2320-260-10).
Eight lockwashers
●
Battery ground cable disconnected (para. 4-48).
REFERENCES (TM)
•
Cooling system drained (para. 3-45).
TM 9-2320-260-10
TM 9-2320-260-20P
NOTE
●
Close water manifold and engine oil cooler valves prior
to removal.
1.
2.
3.
4.
5.
6.
7.
8.
9.
●
Have drainage container ready to catch coolant.
Disconnect lead (16) from wire (17).
Remove screw (21), clamp (20), and wire (17) from heater (3).
Remove clamp (7) and hose (6) from elbow (18).
Remove clamp (4) and hose (5) from elbow (19).
Remove clamp (24) and duct (22) from adapter (23).
Remove clamp (12) and duct (8) from elbow (13).
Remove four screws (9), washers (10), and heater (3) from two brackets (11).
Remove four screws (2), lockwashers (1), and adapter (23) from heater (3). Discard lockwashers (1).
Remove four screws (15), lockwashers ( 14), and elbow (13) from heater (3). Discard lockwashers (14).
b. Installation
1.
Install elbow (13) on heater (3) with four new lockwashers ( 14) and screws (15).
2. Install adapter (20) on heater (3) with four new lockwashers (1) and screws (2).
3. Install heater (3) on two brackets (11) with four washers (10) and screws (9).
4. Install duct (8) on elbow (13) with clamp (12).
5. Install duct (22) on adapter (23) with clamp (24).
6. Install hose (6) on elbow (18) with clamp (7).
7. Install hose (5) on elbow (19) with clamp (4).
8. Connect lead (16) to wire (17).
9. Install wire (17) on heater (3) with clamp (20) and screw (21).
14-18
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