Heat Pump User Manual

Installation
311688D 5
Installation
General Information
•FIG. 2 is only a guide for installing system compo-
nents and accessories. It is not an actual system
design. Contact your Graco distributor for assis-
tance in designing a system to suit your particular
needs.
• Always use Genuine Graco Parts and Accessories,
available from your Graco distributor. If you supply
your own accessories, be sure they are adequately
sized and pressure-rated for your system.
• Reference numbers and letters in parentheses refer
to the reference numbers in the figures and the
parts list on page 22.
Tightening Threaded Fasteners
Before First Use
See the Repair section for torque specifications.
• After unpacking the pump and before using it for the
first time, check and retorque all diaphragm cover
bolts (38, 39).
• After the first day of operation, retorque the fasten-
ers again.
• As a general guidline, retorque fasteners every two
months.