Stack st8130 series - Appendix B. Wiring Harness Diagram

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No. Symptom Possible Cause Remedy Notes
12 Peak values not
updated
Gate value set too
high
Change Gate RPM
in the display
configuration menu
Peak values
only updated
while the engine
RPM is greater
than the Gate
value
Internal memory
battery dead
Return unit to Stack
for new battery
service
Display shows !!
Internal Battery
Low !! warning
on power up
13 Switch 1: Show
peak values does
not work
Switch 1 faulty Replace switch Disconnect
switch and short
its leads. If
display
changes,
replace Switch
1. Otherwise
check wiring.
Faulty switch wiring Check switch wiring
for correct
continuity
Pin K to red S1
wire less than
1.0 Ohm and
Pin K to Pin H
(earth) greater
than 1M Ohms)
14 Switch 2: Show
last alarm function
does not work
Switch 2 faulty Replace switch Disconnect
switch and short
its leads. If
display
changes,
replace Switch
2. Otherwise
check wiring.
Faulty switch wiring Check switch wiring
for correct
continuity.
Pin L to red S2
wire less than
1.0 Ohm and
Pin L to Pin H
(earth) greater
than 1M Ohms)
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