TM-9-2320-386-24-1-2 Page 67

TM-9-2320-386-24-1-2 Unit Maintenance Manual Part 2 for M44A3 Series Trucks

Page 67 of 636

1 3 4 5 6 8 20 19 18 17 16 15 14 13 ~ 12 11 ~ 8 10 9 7 83. Install fan actuator air line (8) on fan actuator (7). 84. Route fan actuator air line (8) through bracket (11) and grommet (9) and connect to fitting (20) on water thermostat housing (4) with nut (10). 85. Install fan actuator air line (1) on fitting (3) on water thermostat housing (4) with nut (2). 86. Connect plug lead 33 (6) to temperature sending unit (5). 87. Connect plug with leads 569-B and ground (GND) (18) to temperature switch connector (19). 88. Install new lockwasher (13), ground (GND) lead (14), and cable harness (15) on bracket (12) with clamp (16) and screw (17). NOTE Vehicles may come equipped with a Leece-Neville or Prestolite alternator. STE/ICE-R wiring harness leads are connected to negative and positive posts on either alternator. 89. Connect lead 568 (34) to Y-connector (35). 90. Install STE/ICE-R harness lead 770-N (30) and positive lead 2 (29) on stud (31) with new lockwasher (28) and nut (27). Tighten nut (27) 45-55 lb-in. (5.1-6.2 Nm). NOTE Perform steps 91 and 92 for Prestolite alternators only. 91. Install plate (36) on alternator (32) with two new lockwashers (37) and screws (21). Tighten screws (21) 30-35 lb-in. (3.4-3.9 Nm). 92. Fill cover plate (26) with sealing compound and install cover plate (26) on alternator (32) with two new assembled-washer screws (25). NOTE Perform step 93 for Leece-Neville alternators only. 93. Fill cover plate (26) or alternator wiring area with sealing compound and install cover plate (26) on alternator (32) with two new lockwashers (38) and screws (25). 94. Install ground (GND) lead (33) and STE/ICE-R harness lead 770-P (22) on alternator (32) with new lockwasher (23) and screw (24). 95. Install hose elbow (40) on flange of thermostat housing (4) with clamp (39). 96. Install hose (51) on surge tank (42) with clamp (57). 97. Install surge tank (42) on brackets (11) and (54) with four washers (53), screws (56), and new locknuts (41) and connect bottom of hose (51) to fitting (49) with clamp (50). 98. Install new tiedown strap (52) around hose (51) and vent line (58). 99. Connect hose (43) to fitting (46) with clamp (55). 100. Connect hose (44) to fitting (48) on radiator (47) with clamp (45). 2 TM 9-2320-386-24-1-2 0295 00 POWER PLANT REPLACEMENT (Contd) 0295 00-38