Service; Before Servicing; After Servicing - Graco ProMix 2KS Repair Manual

Service

Service

Before Servicing

• To avoid electric shock, turn off EasyKey power
before servicing.
• Servicing EasyKey display exposes you to high
voltage. Shut off power at main circuit breaker
before opening enclosure.
• All electrical wiring must be done by a qualified
electrician and comply with all local codes and reg-
ulations.
• Do not substitute or modify system components as
this may impair intrinsic safety.
• Read Warnings, page 9.
NOTICE
To avoid damaging circuit board when servicing, wear
Part No. 112190 grounding strap on wrist and ground
appropriately.
1. Flush system and follow Pressure Relief Proce-
dure, page 14, if service time may exceed pot life
time and before servicing fluid components.
2. Close main air shutoff valve on air supply line and
on ProMix 2KS.
40
3. Shut off ProMix 2KS power (0 position). F
4. If servicing EasyKey, also shut off power at main cir-
cuit breaker.
F . 14: Power Off
IG

After Servicing

After servicing the system, be sure to follow the
Start Up checklist and procedure in the ProMix 2KS
Operation manual.
. 14.
IG
0 = OFF
TI12657a
312780K