Installation - Optional Fluid Heaters - Graco PRESIDENT HYDRA-CAT 231657 Instructions-Parts List Manual

Fixed ratio proportioning pumps
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Installation – Optional Fluid Heaters
Fig. 8
WARNING
To reduce the risk of serious injury, follow the
Pressure Relief Procedure on page 21 before
installing the heaters.
203A
Fig. 9
201a
201b
201
202
OUT
IN
203
10
02891A
204A
202A
RE
S
OUT
RES
IN
10A
All Models
NOTE: For systems requiring one heater for each
fluid, see page 38 to order the heaters and required
plumbing (items 201 to 205).
1. Mount a heater to each side of the mounting
bracket using the three screws (201a) and lock-
204
washers (201b) supplied with each heater. See
Fig. 8.
2. Connect a swivel union (202) to the outlet of each
heater. See Fig. 8.
3. Connect a swivel union (203) to the inlet of each
heater. See Fig. 8.
For Two Displacement Pump Models
1. Disconnect the existing hardener hose (10B) from
the inlet of the mixer manifold (23). See Fig. 8.
Connect the free end of the hose to the swivel
(203) at the hardener heater inlet. See Fig. 9.
2. Install a new fluid hose (204B) between the
hardener heater outlet (202B) and the hardener
mixer manifold. See Fig. 8–9.
3. Repeat Steps 1 and 2 for the resin pump
(the "A" side).
23 (N)
HARD
204B
202B
HAR
D
OUT
IN
10B
203B
02893
13
308224

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