TM 5-3810-231-12
162. Heater Fuel Pumps
a. Removal. Refer to figure 96B and remove
heater fuel pumps.
b. Cleaning and Inspection.
(1) Clean all parts with an approved cleaning
solvent and dry thoroughly.
(2) Inspect all mounting hardware for
distortion, worn threads, or other damage.
Replace all damage mounting hardware.
(3) Inspect fuel pumps for cracks, leaks, or
other damage. Replace defective fuel
pumps.
c. Installation. Refer to figure 96B and install
heater fuel pumps on crane.
163. Fuel Filters
a. Removal. Refer to figure 96 and remove fuel
filters.
Figure 98. Engine coolant heater, removal and
b. Cleaning and Inspection.
installation.
(1) Clean all parts in an approved cleaning
solvent and dry thoroughly.
(2) Inspect all parts for distortion, excessive
wear, or other damage.
Replace all
damaged or defective parts.
c. Installation. Refer to figure 96 and install fuel
filters.
164. Engine Coolant Heater
a. Removal. Refer to figure 98 and remove engine
coolant heater.
b. Cleaning and Inspection.
(1) Clean heater and mounting hardware with an
approved cleaning solvent and dry thoroughly.
(2) Inspect heater and mounting hardware for
distortion, cracks, breaks, or other damage.
Replace all damaged or defective parts.
c. Installation. Refer to figure 98 and install engine
coolant heater on crane.
165. Engine Coolant Heater Pump
a. Removal. Refer to figure 99 and remove engine
coolant heater pump.
Figure 99. Engine coolant heater pump, removal
b. Cleaning and Inspection.
and installation.
(1) Clean all parts in an approved cleaning
solvent and dry thoroughly
(2) Inspect heater pump and mounting
hardware for distortion, wear, or other
damage.
Replace all damaged or
defective parts.
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