Curtis 2200R - Manual (Page 15)

5. TROUBLESHOOTING
The following checklist should help you to trou-
bleshoot any problems with the instrument. Turning
the instrument off and then on again after about 10
seconds may solve the problem in the simplest cases.
Make sure to observe the safety instructions in Section 1.
Problem Possible Cause
No display Voltage on Battery + terminal insufficient
Display is not
accurate Check sender installation. Teflon tape, some
lubricants and anti-sieze compounds may
prevent proper grounding of single wire
senders. Check sender-to-gage wiring for
excessive resistance.
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