TM 3-4240-302-30&P-3
LOCATION
ITEM
ACTION
REMOVAL
Panel
Interval TIMER switch S4
1. Disassemble PECM (p. 2-33).
2. Remove two screws (1) and two washers (2)
from interval TIMER switch S4 (3). Remove
and tag wires (4).
3. Pull off knob (5).
4. Remove nut (6) and washer (7) from interval
TIMER switch S4 (3).
5. Remove interval TIMER switch S4 (3).
INSTALLATION
1. Install interval TIMER switch S4 (3) in panel
using washer (7) and nut (6).
2. Push knob (5) on shaft of interval TIMER
switch S4 (3) with pointer at the zero mark on
panel.
3. Install wire leads (4) on interval TIMER switch
S4 (3) using washers (2) and screws (1). Refer
to wiring diagram (p. 2-44).
4. Reassemble PECM (p. 2-33).
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