TM-9-2350-311-10

HOWITZER, MEDIUM, SELF-PROPELLED, 155MM; M109A2, M109A3, M109A4 AND M109A5

TECHNICAL MANUAL; OPERATOR’S MANUAL

NOVEMBER 1994

  TM-9-2350-311-10 - Page 65 of 775

TM 9–2350–311–10
1–27
1–14 EQUIPMENT OPERATION AND DESCRIPTION — CONTINUED
1–14.4
Glow Plug System (LHR Engine Model 7083–7391)
a.
GLOW PLUGS SWITCH AND INDICATOR LIGHT. The GLOW PLUGS switch (1) activates the glow plug
controller (2) and GLOW PLUGS indicator light (3) on driver’s fixed instrument panel (4).
b.
GLOW PLUG CONTROLLER AND GLOW PLUGS. The glow plug controller (2) provides electric power to the
glow plugs (5) and GLOW PLUGS indicator light (3). When activated, the GLOW PLUGS indicator light illuminates
while glow plugs are heated. The GLOW PLUGS indicator light flashes when engine can be started.
c.
LHR ENGINE (MODEL 7083–7391). The LHR engine (Model 7083–7391) (6) contains glow plug controller (2) and
eight glow plugs (5).
4
5
6
1
2
3
4
1
3
M109A2/M109A3
M109A4/M109A5


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