JT40/JT40 All Terrain Operator’s Manual Systems and Equipment - 155
Electric Strike System
Strobe light and alarm on
drilling unit do not work
during total test
Improper connections with
control module
Check connections and wiring
harness
Defective control module Have control module checked or
replaced
SPN523518 FMI31 DID224
and red ESID current
indicator icon shows on
upper display.
Improper connections with
control module
Check cable connections on control
module and current transformer
Defective current transformer 1. Disconnect current transformer.
2. Check for 20-40 ohms from pin 1
to pin 4, 20-40 ohms from pin 1 to
pin 2, and less than 1 ohm from
pin 2 to pin 4.
Defective current transformer
cable
1. Disconnect cable from
transformer and control module.
2. Check continuity of cable.
3. If continuity is zero or cable is
damaged, replace.
Defective control module Have control module checked or
replaced
Red ESID voltage icon
shows on upper display. No
code is displayed.
Improper connection of voltage
limiter to ground stake
Check voltage limiter connection to
ground stake and verify that ground
stake is driven into the ground
Improper connections with
control module.
Check cable connection on control
module.
Defective voltage limiter Have voltage limiter checked or
replaced
Defective control module Have control module checked or
replaced
Problem Possible cause Possible solution
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