User Manual

Sealer Sales Page 30
ST-1808-28 Tunnel Service Manual
TROUBLESHOOTING—NO AIR FLOW
NO AIR FLOW (continued)
5. Check main blower motor and replace if necessary.
(a) Check motor start capacitor to see if burned.
(b) Check motor wires 7 and 10 for loose connection.
(c) Check for 220-volt power across wires 7 and 10 (motor
wires). If voltage is present and the motor still does not
operate, replace motor.
6. Check to make sure blower wheel is not loose on the blower
motor shaft.