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TM 10-6630-247-13&P
4-13. FLASH POINT TESTER MAINTENANCE.
This task consists of:
a. Removal
b. Cleaning
c. Inspection
d. Repair
e. Installation
INITIAL SET-UP:
Tools:
Material/Parts:
General Mechanics Tool Kit (App B, Sect III,
Wiping Rag (Item 2, App F)
Item 1)
Equipment Condition:
Flash point tester disconnected from power source.
NOTES
l Ensure that all parts identified as mandatory replacement parts are
discarded and replaced with new components.
l Repair of the flash point tester is limited to replacement of the heater
element and refractory. A spare element and refractory are supplied
in the test kit.
a.
Removal. Refer to figure 4-1.
CAUTION
To prevent damage to refractory, use care when removing heater from
stand.
(1)
Lift and remove heater assembly (1) from stand (2).
(2)
To aid removal of refractory (3), lay heater assembly (1) on its side.
CAUTION
Wires connecting refractory to the heater are short and provide very little
slack. Use care when removing refractory not to damage wiring.
(3)
Carefully pull refractory (3) from top of heater housing (4).
(4)
Remove nut (5), starwasher (6), wire lead (7) and flat washer (8) from screw (9).
(5)
Repeat step (4) for wire lead (7) on other side of refractory (3).
(6)
Separate refractory (3) from heater housing (4).
4-6
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