Product Manual

QP Series Quincy Compressor
2022201802, July 2014 12 3501 Wismann Lane, Quincy Ill. - 62305-3116
Fig. 3-3
Single Phase Combination Pressure Switch / Overload Relay
Wired to Motor
Connection Diagram
Connect incoming power lines
at screw terminals L1 & L2.
Pressure Switch
To Remove the Cover:
1. Turn the switch handle to “OFF” position. 2. Remove small screws on side of the cover. 3. Pull the cover away from the pressure switch.
To Re-install the Cover:
1. Make sure the switch handle is in the “OFF”
position (as shown).
2. Carefully slide the cover over the pressure
switch.
DO NOT FORCE!
3. Re-install the small cover screws and tighten.
CAUTION !
Verify all wires are secure
and fasteners are torqued
before connecting power to
the unit.
At Installation, the customer is to provide: Branch circuit overcurrent protection and grounding between the power supply and the pressure switch in accordance with the National Electrical Code (NEC), the Canadian Electrical Code (CEC) and / or any local codes having precedence.