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TM 9-2350-287-20-2
16-7.
PERSONNEL HEATER REPLACEMENT (continued).
b.
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
INSTALLATION
Position sleeve (12), flange (11), and clamp (9) over exhaust tube (1).
Install heater duct (6) on personnel heater (2) with four screws (18) and new Iockwashers (17).
Install personnel heater (2) in vehicle. While assistant holds personnel heater (2) in place, secure with two
heater clamps (16).
WARNING
Sealant is toxic. Prolonged breathing of vapors from organic solvents or materials
containing organic solvents is dangerous. Rubber gloves should be used. Wash
hands thoroughly with soap and water before eating, drinking, or smoking.
Apply thin coat of Teflon pipe sealant to threads of nipple (15) and elbow (14).
CAUTION
Use care when installing nipple into heater fuel inlet connection, to avoid damage to
equipment.
Install nipple (15) in elbow (14). Install nipple (15) and elbow (14) in personnel heater (2). Connect fuel hose
(13) to elbow (14).
Install exhaust tube (1) on personnel heater (2).
Tighten nut (10) on clamp (9) and secure exhaust
tube (1) on personnel heater (2). Torque nut (10)
between 65 and 75 inch-pounds (7.3 and 8.5
N•m).
Install clamp (5) on hose (4). Install hose (4) on
heater duct (6) and secure with clamp (5).
Loosen clamp (20) on hose (8). Remove hose (8)
from tee assembly (19).
Install clamp (7) on hose (8). Install hose (8) on
heater duct (6) and secure with clamp (7).
Install clamp (20) on hose (8). Install hose (8) on
tee assembly (19) and secure with clamp (20).
Connect electrical connector (3) to personnel heater
FOLLOW-ON MAINTENANCE:
l Perform operational check of personnel heater (refer to TM 9-2350-287-10).
l Allow heating and ventilating system to cool for 10 minutes, then retorque nut (9) on clamp (10) between 65
and 75 in-lb (7.3 and 8.5 N •m).
l Install numbers 1 and 2 engine AFES cylinder bottle bracket straps, brackets, and mounts (para 21-8).
l Install numbers 1 and 2 engine AFES cylinder bottles (para 21-4).
l Move left and right projectile rack assemblies to front of vehicle (refer to TM 9-2350-287-10).
16-17
(2).
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