Hv-20/35 Models; Remove Amplok ® Controller - Graco GUSMER 297983 Instructions Manual

HV-20/35 Models

Installing this equipment requires access to parts that
may cause electrical shock or other serious bodily
injury if work is not performed properly. This work
should be performed by a qualified electrician.
Refer to HV-20/35 Series Proportioning Unit with
®
AmpLok manual 63942-ID for unit schematics.
Remove AmpLok
1. Remove power from unit. Switch the Main Discon-
nect to OFF.
®
2. Remove AmpLok controller. See F
a. Remove lid from blue transformer box on bot-
tom-front of unit.
b. Disconnect wires from gray terminals 1-6 on
®
AmpLok controller.
Terminals
®
F . 6: AmpLok Controller (HV-20/35)
IG
6
®
Controller
. 6 and F . 7.
IG IG
c. Remove nuts and washers from studs, and then
remove AmpLok
d. Remove large wire nut from secondary cable 0.
e. Disconnect cables.
F . 7: HV-20/35 Before Conversion
IG
HV-20/35 Models
®
controller.
311510A