TM 5-3810-307-24-1-1
(14) Cut two pocket seals (124) 7/32 in. (5.5 mm) long, grease seals well with multi-purpose grease, and
install them in the middle slots on the reverse side of thrust plate (123).
(15) With pocket seals (124) facing down, position thrust plate (123) over shaft (120) and gear (119), and
tap thrust plate down to approximately 1/32 in. (0.8 mm) from machined surface of gear housing
(115).
(16) Cut four pocket seals (124) 1/4 in. (6.4 mm) long and insert one pocket seal into each slot in thrust
plate (123). Press pocket seals down until they touch gears, tap thrust plate down firmly against
machined surface of gear housing (115), and trim pocket seals flush with top of thrust plate.
(17) Press new seal ring (117) into shaft bearing hole in cover (114) ensuring notch in ring will be next to
bearing (116).
(18) Press bearings (116) into cover (114).
(19) Carefully install cover (114) over drive shaft (120) and gear shaft (119), line up match marks on
cover (114) with marks on gear housing (115), and gently tap cover with a plastic hammer until
seated against gear housing (115).
(20) Install washers (113) and capscrews (112), and cross-tighten capscrews.
(21) Rotate drive shaft (120) to ensure there is no binding in motor.
g.
Disassemble evaporator assembly (68, Figure 2-1-8) as necessary to replace worn, damaged, or defective
components:
(1)
Remove capscrews (133) and cover (134) from case (160).
(2)
Remove capscrews (135) and retainer bar (136) securing mount bracket (137) from case (160).
(3)
Tag and disconnect electrical connectors (159) for fan motor (148) and resistor (143), then lift mount
bracket (137) with fan motor (148) from case (160).
(4)
Remove screws (138) and retainer plates (139) from mount bracket (137).
(5)
Remove clips (140) and fan wheels (141) from shafts of motor (148).
(6)
Remove capscrews (142) and resistor (143) from right side of mount bracket (137).
(7)
Remove nuts (144), star washers (145), capscrews (146), clamp halves (147), and fan motor (148)
from mount bracket (137).
(8)
Tag and disconnect electrical leads for thermostat (150).
(9)
Pull thermostat sensor lead from coil (153), remove capscrews (149) and thermostat (150) from
case (160).
(10) Remove capscrews (151) and side cover (152) from case (160).
(11) Disconnect refrigerant tubes for coil (153) from connection block (157), and lift coil (153) out of case
(160).
(12) Remove nuts (154), star washers (155), capscrews (156), and connection block (157) from case
(160).
(13) Remove grommet (158) and electrical harness (159) from case (160).
2-1-59
