Trouble Shooting - Continued - Milwaukee 2236-20 Repair Service Instructions

5. Trouble shooting - continued

Symptoms
Buzzer doesn't
sound Defect of circuit
at Continuity component
function
Incapable Defect in
measurement Temperature Probe
at temperature
Defect of circuit
rang e
component
Insufficient capacity
Inaccurate of batteries
temperature
Re-adjustment of
measurement
PCB
Poor contact at circuit
components
Invalid Function
buttons Defect of circuit
component
Break in the Flex
PCB for Jaws
LED for NCVD Defect of circuit
doesn't light up component
Orientation of NCVD
LED
Possible Causes Remedies
Replace the PCB
Replace the Temperature Probe.
Replace the PCB.
Replace the batteries when "BATT" mark is displayed on
the LCD.
Check above things, and if there is no problem, follow
the adjustment procedure, clause 5 in this document and
re-adjust the PCB.
Poor contact between the Function Buttons and the
PCB. Disassemble and clean them.
Replace the PCB or Rubber Contact.
Replace the Jaws when there is a break in tracks on the
Flex PCB.
Replace the PCB
Adjust the NCVD LED upward.
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