TM 5-4520-208-15
(13) Remove three screws (6), lockwash-
(4) Install top bulkhead (16) over casing
era (7) and nuts (8) and remove top
and secure to bottom bulkhead with
bulkhead (16) from heater.
three screws (6), lockwashers (7),
(14) Remove four screws (30), lockwashhers
and nuts (8).
(31), flat washers (32), and special
(5) Install left and right side panels (41
washers (33). Remove casing (29)
and 50) and secure with sixteen
from skid top. Remove bottom bulk-
screws (43) and lockwashers (42).
head (34).
(6) Install heat exchanger (para 152).
(15) Remove alight screws (55) and self-
(7) Install air control (para 151).
locking nuts (49) and remove two
(8) On Model BT400-40, install time
thumb screws (54) and resilient
totalizing meter (para 102).
mounts (56).
(9) Install magneto (para 82) and ignition
(16) Remove six screws (30) and lock-
cable (para 83).
washers (31) and remove power unit
(10) Install exhaust system components
support (48).
(11) Install fuel tank (para 95) and heat-
b. Installation.
er controls and block (para 100).
(1) Install power unit support (48, fig.
(12) Install heater fuel filter (para 88,
BT400-40 or para 93, BT400-40-1).
with six screws (30) and lockwashers
(13) Install fuel atomizing nozzle (para 87,
(31).
BT400-40 or para 92, BT400-40-1).
(2) Install two resilient mounts (56) and
(14) Install power unit hose assembly (para
thumb screws (54) and secure with
86, BT400-40 or para 91, BT400-40-
eight screws (55) and self-locking
1).
nuts (49).
(15) Install fuel pump and tube assemblies
(3) Install bottom bulkhead (34) on skid
cover. Install casing (29) and secure
400-40-1) ,
with four screws (30), lockwashers
(16) Install cabinet (para 70) and power
(31), flat washers (32), and special
unit (para 12).
washers (33).
93
