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Instructions
332519F 3
Vent Valve Installation
Reference numbers used in these instructions corre-
spond to Parts included in Kit and are provided on page
5. Parts identified with an alpha character are user pro-
vided or already installed components.
To ensure the correct pressure relief valve is used and
pressure settings are correct, always use new parts
included in your Vent Valve Kit for reassembly.
1. If unit has already been in service, relieve pressure
(see Pressure Relief procedure, page 2).
2. Disconnect Dyna-Star HP or HF pump from main
power source.
3. Remove outlet tubing from port marked “0” on the
pump adapter block (a) (F
IG. 2).
4. Remove plug or inlet tubing from port marked “1” on
the pump adapter block (a) (F
IG. 2).
5. Loosen, remove and discard the 3 socket head cap
screws (b) from the adapter block (a) (F
IG. 3).
6. Remove adapter block (a) and o-rings (c) (F
IG. 3).
Discard these parts according to state and local
codes for proper disposal. These parts will not be
used for reassembly.
7. Grease o-rings (8) and install o-rings in vent valve
block as shown in F
IG. 4.
Clean surface of the Dyna-Star pump outlet with a
clean dry cloth. Inspect pump surface for scratches or
nicks. A scratched surface can result in fluid leakage.
FIG. 2
a
FIG. 3
FIG. 4
b
a
c
8