HQ Automobile Parts HQ-402-0606 User Manual

 

HQ-006 I&M Manual 

                        HQ-402-0606 

 

5 

ƒ  Move valve to mid-position by override nut.  This will allow sufficient time to stop actuator in case of  

improper hook-up 

ƒ  Identify means of removing power during hook-up 
ƒ  Be sure no erroneous remote control signals can be received causing actuator to energize 
ƒ  Electrically operate the valve in the open direction.  If the valve closes, actuator must be stopped and 

checked for improper field wiring 

ƒ 

Set all field conduit entries in accordance with National Electric Code Requirements

 

 

•  Operate the actuator manually to closed 

position 

•  Using a hex wrench, loosen the cam adjustment 

screw in the CLS limit switch cam 

•  Rotate the CLS cam towards limit switch lever 

until the switch ‘clicks’ 

•  Tighten set screw with hex wrench 

•  Operated the actuator manually to open position 

•  Using a hex wrench, loosen the cam adjustment 

screw in the OLS limit switch cam 

•  Rotate the OLS can towards  limit switch lever 

until the switch ‘clicks’ 

•  Tighten set screw with hex wrench 

•  Repeat for AOLS and ACLS 

 

The HQ series actuators are totally enclosed units with a permanently lubricated gear trains (Moly EP 
Grease). Once installed lubrication should not be required.   However, periodic preventative maintenance 
will extend the operating life of the actuator.  

 

 
9.0 MDPI 

 

 

ƒ  Manually rotate actuator to fully closed position 
ƒ  Remove actuator cover 
ƒ  Loosen indicator screw 
ƒ  Adjust indicator to correct orientation 
ƒ  Tighten indicator screw 
ƒ Replace 

cover 

ƒ  Check  indicator alignment