Ransburg 9060 HV P.S. Electric Motor 80102-21X - Manual (Page 30)

9060 for No. 2 Process Handgun - Maintenance
25 CP-13-03.2
General Problem Possible Cause Solution
Black Display when from
panel switch is turned to
the “ON” position. 1. No AC power present
2. Blown or Defective Fuse
3. Connector 7PL not properly
plugged into main PC board
4. Improper input line voltage
5. Defective ON/OFF switch
1SW
6. Defective power supply 1PS
1. Ensure voltage across terminals L1
and N of terminal block 1TB is be-
tween 90 and 264 VAC.
2. Replace blown/defective fuse
3. Properly attach connector.
4. Verify connection to the voltage
across terminals L2 and N of 1TB is
between 90 and 264 VAC.
5. Voltage across terminals 1A and 2A of
ON/OFF switch 1SW should be be-
tween 90 and 264 VAC. If not, re-
place switch 1SW.
6. Voltage across terminals 2 and 3 of
plug 7PL on main PC board should be
24 VDC. If not, replace power supply
1PS.
Motor Rotating, But No
Or Low kV Output At
Spray Gun 1. The connector J3 on the PC
Mainboard or the connections
on the relay board connector
4PL may not be properly at-
tached to their respective
locations.
2. Defective spray gun or high
voltage cable.
3. Loose or broken wire in pow-
er supply.
4. Main PC board defective.
5. Defective high voltage multi-
plier.
1. Properly attach connector J3-5. Verify
that trigger input line is connected into
the 5th position from bottom of case.
Verify continuity between 4PL-6 and
J3-5 connector positions. Verify conti-
nuity between 4PL-7 and ground lug.
2. Perform a Current Output Test on the
power supply. If proper readings are
obtained, check cable or spray gun for
cause. (See Spray Gun’s Service
Manual.)
3. Check all wiring connections for integ-
rity. Repair wiring as needed.
4. If spare board present, replace board
or Send unit in for repair.
5. Send unit in for repair.
GENERAL TROUBLESHOOTING GUIDE