Replace Heater Cartridge; Replace Rtd; Replace Thermal Cutoff - Graco InvisiPac GS35 Plug-Free Instruction Manual

Repair
Replace Heater Heater Cartridge
Replace Replace Heater
1. Disable gun assembly.
2. Use a Phillips screwdriver to remove screws (15)
and manifold cover plate (52).
3. Remove the heater cartridges (3) from the
manifold (1).
Note
Note the placement of the heaters and
lead lengths.
Note
On guns that are not low profile,
heater cartridge does not easily pull out,
remove the other cover plate (18) and
press out with a small screwdriver.
4. Remove butt splices(52b) from heater wires (3),
thermal cutoff (52a), and cordset wire leads (17).
5. Recrimp new heater wires into new splices (52b).
See wiring diagram.
NOTICE NOTICE NOTICE
To prevent a short to ground and blowing a
MZLP fuse, ensure bare wires are covered
with fiberglass tape and sleeves (52c) are
centered over splices (52b).
6. Insert the new heater cartridges (3) into the
manifold (1), placing the heater with the shorter
leads closer to the wiring port.
Note
Do not apply thermal grease to the
heater cartridge.
7. Reinstall the manifold cover plate (52).
8. Reconnect the cordset (17) to the heated hose.
9. Reconnect the solenoid valve power connector
to the solenoid valve (9).
Replace Replace

Replace RTD

RTD RTD
The RTD is replaced by replacing the entire cordset.
See Replace Cordset, page
Replace Thermal Thermal Cutoff
Replace Replace Thermal
1. Disable gun assembly.
20
Cartridge
Cartridge
if the
22, for instructions.
Cutoff
Cutoff
2. Use a Phillips screws driver to remove the four
screws (15) and manifold cover plate (52).
3. Remove splices from heater wires (3) and
cordset wire leads (17).
4. Crimp wires. See Wiring Diagram, page
To prevent a short to ground and blowing a
MZLP fuse, ensure bare wires are covered
with fiberglass tape and sleeves (52c) are
centered over splices (52b).
a. Slide sleeves (52c) over each pair of wires
before crimping.
b. Crimp butt splice (52b) on cordset heater
wires (17) and heater wires (3). Light pull on
splice to ensure it is crimped.
c. Crimp white wire to one thermal cutoff lead
(52a).
d. Crimp other thermal cutoff lead (52a) to one
heater wire(s) (3).
e. Crimp other heater wire(s) to black lead (17).
f. Wrap a short piece of fiberglass tape around
each splice (52b).
g. Center sleeves (52c) over each taped splice
(52b).
5. Gently press wires into the manifold. Install plate
(52) and screws (15).
21.
NOTICE NOTICE NOTICE
3A2805M