TM 10-4320-344-24
2.16.23 Resistor Replacement, Model 609-C.
This task covers:
2.16.23.1
Removal
2 .
1
6 .2 3 . 2 I n s t a l l a t i on
INITIAL SETUP
Tools
Equipment Conditions (Continued)
General Mechanic’s Automotive
Battery disconnected, paragraph 2.15.3.
Tool Kit, Appendix B, Section III,
Item 1
G e n e r a l S a f e ty I n s t r u c t i o ns
Solder Gun, Appendix B, Section III,
To prevent rolling or sliding, do not work
Item 2
on equipment that is not securely
s t a b i l i z e d .
Material/Parts
Do not work on equipment with battery
Solder, Appendix C, Item 25
connected. Electrocution hazard is
Tags, Appendix C, Item 31
present if battery is connected.
Lock Washers (TM 10-4320-344-24P)
Do not work on equipment without following
Equipment Conditions
standard shop safety precautions.
Pumping station shut down, TM 10-4320-
344-10.
T h i s p r o c e d u r e a p p l i e s t o b o t h r e s i s t o r s R 1 a n d R 2 .
2.16.23.1 Removal.
Do not work on equipment with battery connected. Electrocution hazard is
present if battery is connected.
Failure to obey this warning may result in
death or serious personal injury.
a .
Open control panel door assembly (Figure 2-74, 1) and control panel (2).
b .
Tag and desolder wires (3).
c .
Remove two nuts (4), lock washers (5), screws (6), and resistor (7). Discard
lock washers (5).
2.16.23.2 Installation.
a .
Position resistor (7) on control panel (2) and secure with two screws (6), new
lock washers (5), and nuts (4).
b .
S o l d e r w i r e s ( 3 ) t o r e s i s t o r ( 7 ) .
Remove and discard tags.
c .
Close control panel (2) and control panel door assembly (1).
NOTE
2-189
