TM 5-3810-306-34
Section I. CAB HEATER MAINTENANCE
CAB HEATER ASSEMBLY
SUPPLIES:
EQUIPMENT CONDITIONS: Cab heater removed. (Refer to TM 5-3810-306-20.)
4. REMOVE OVERHEAT SWITCH.
DISASSEMBLY:
a. Remove two Phillips head screws (38) and
1. REMOVE GLOW PLUG (7).
overheat switch (5) from outside of housing (10).
2. REMOVE FLAME DETECTOR (3).
b. Remove rubber grommet (6) and wire harness
from housing (10).
a. Remove Phillips head screw (33) securing flame
detector and packing (4) in housing. Discard
5. REMOVE HEATER DRIVE (19).
packing (4).
a. Remove retainer (23) securing rotor (14) to
3. SEPARATE UPPER AND LOWER CASES HALVES
motor shaft. Remove rotor (14).
(10) AND (11).
b. Remove four Phillips head screws securing
a. Remove upper case (10) by removing eight
motor cap (15) and switch (16) to housing (30).
Phillips head screws from sides of cover and one
screw on top. Remove top cover (10).
c.
Tag and disconnect two electrical wires (17)
from switch (16) and remove switch from motor
b. Remove end hoods (2) and (9).
cap (15).
c.
Remove and discard gaskets (12) and (13).
d. Remove packing (20) and sound proof mat (18).
Discard packing (20).
d. Remove screws (40) and lower cover (11) from
housing (30).
e. Remove heater drive assembly (19) and packing
(21). Discard packing (21).
e. Remove foil heat protector (8).
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