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TM 10-4210-235-13
(8)
Remove two screws (9), lock washers (10), and nuts (11). Discard lock washers.
(9)
Remove two screws (12), cover (13), and rubber pad (14).
(10)
Tag and disconnect heater blankets (15) leads.
(11)
Remove insulation wrapper (16) and blanket (17)
(12)
Remove insulation wrapper (18) and blanket (19).
(13)
Remove any remaining adhesive sealant from around fill collar (20) and insulation wrapper (16)
(14)
Tag and disconnect wire leads from power plug (1). Remove power cord (21) from power plug.
(15)
Tag and disconnect power cord (21) leads from inside enclosure (22). Remove and discard terminal lug
(23).
(16)
Remove power cord (21) and strain relief (24)
(17)
Tag and disconnect wire leads (7) Remove wire leads.
(18)
Refer to wiring diagram figure 4-23 and schematic figure 4-24 to tag and disconnect temperature control
thermostat (25) and temperature cutout thermostat (26) leads inside enclosure (22). Tag and remove
thermostats
(19)
Remove knock out plug (27).
(20)
Remove four screws (28) and enclosure (22).
(21)
Remove heater blankets (15). If heater blankets are to be reused, protect adhesive backing from damage.
(22)
If necessary clean tank (29) area where heater blankets (15) were removed.
b.
Repair
Repair is limited to replacement of defective or damaged components only.
c.
Assembly (See figure 4-22 )
(1)
If using new heater blankets (15), peel backing paper off to expose adhesive. Attach heater blankets to
tank (29).
(2)
Install enclosure (22) and four screws (28).
(3)
Install knock out plug (27).
(4)
Install temperature control thermostat (25) and temperature cutout thermostat (26) position per tags and
wiring diagram figure 4-23. Insert the wire leads through the insulation blanket (19) and wrapper (18) then
slip the thermostat into the insulation blanket hole.
(5)
Install wire leads (7).
(6)
Install strain relief (24) and power cord (21). Connect new terminal lug (23) to ground wire inside enclosure
(22). See wiring diagram figure 4-23.
(7) Install power plug (1) onto power cord (21) and connect wire leads per tags and wiring diagram figure 4-23
4-53
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