Liquid-controls LCR-II Setup & Operation Bedienungsanleitung PDF herunterladen (Seite 42)

LCR-II Troubleshooting Guide

Power to LCR-II interrupted

during delivery.

1. Check accessory power cable for damage. Ensure that the

power, common and ground wires (11, 12 and 13) on power

connector J6 are secure. J6 is located on the rear of the

circuit board.

Static discharge.

2. Turn on all truck accessories (headlamps, 2-way radio,

heater, etc.). Engage the hose reel and monitor the DV

voltage at J6 using terminal #11 as positive and terminal #12

as ground. If the voltage drops below +10VDC, the truck

electrical system may not

3. Verify proper grounding of the LCR-II. Refer to the LCR

Installation Manual for proper grounding procedures.

Epson printer

release light

flashes

Low voltage to the Epson

printer.

1. Check the battery voltage for a minimum of +12.6VDC.

2. Under extreme cold conditions, the printer may not operate.

Warm up the cab of the vehicle.

3. If the release light continues to flash, replace the Epson 295

Printer (Part # E49001).

No power

indicator lights to

the Epson

printer.

No power to the Epson printer. 1.

Verify that the power switch is in the ON position. This switch

is located on the left-hand side of the Epson 295 printer.

2. Check the printer power cable (part # 825001) to ensure that

it is seated properly. If the problem persists, replace the

power cable followed by the Epson printer (Part # E49001).

1. Check the RTD Probe and terminal block for continuity.

2. Remove terminal block J14 from the circuit board. On the

terminal block, measure and record the resistance between

the following pins:

PIN # PIN# READING

21 to 22 100 ? ± 20?

20 to 23 100? ±20?

3. If the readings are not within the above tolerances, replace

the RTD probe (Part # 71130).

“Temperature

Error” appears on

diagnostic ticket

or on the Lap

Pad.

Open or shorted circuit between

the RTD probe and LCR-II.

PROBLEM PROBABLE CAUSE SOLUTION

“Power Failure”

appears on Lap

Pad or diagnostic

ticket.

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