Assemble Pump Components - Graco InvisiPac HM10 Instructions Manual

Repair

Assemble Pump Components

The equipment surfaces and components can
become very hot. To avoid severe burns, wear
protective gloves and clothing when assembling
pump components.
Install the Pump Cylinder
Install the pump cylinder assembly in the bottom of the
melter. Use the Use Cylinder Repair Tools Kit
24R227, page 120 to install the cylinder seals.
F . 84: Cylinder Assembly Installation
IG
1. Install new o-rings (611) onto cylinder and apply
grease.
2. Place the cylinder female installation tool (1302)
into the pump inlet bore to protect the seals.
3. Use the male installation tool (1303) to gently press
the cylinder into the melter.
96
1302
611
610
1303
611
1302
Install Pump Inlet Housing
See F . 82 for reference.
IG
1. Install o-rings (645) and (655) onto the inlet housing.
2. Install the o-ring (643), seat (619), and ball (644) into
the housing.
3. Apply grease to all the seals before reassembling.
4. Thread the new pump inlet housing (620) and check
(612) in the bottom of the melter.
NOTE: Hold the check seat in place to keep the
assembly together during installation.
F . 85: Check Seat Installation Tip
IG
5. Tighten the inlet housing with a Use a 1/2 in.
square-drive ratchet (without socket).
Install the Melter Base
1. Apply a small amount of grease to insulators (634)
and place into holes in the melter base plate. The
grease will hold them in place during assembly.
Take care not to grease the heater leads.
2. Line up the melter base plate and tighten screws
(636).
3. Reassemble the melter onto the system. See Install
the Melter to the System, page 91.
Wear Heat
Protective
Gloves
3A7259C