Graco Gusmer H-20 Pro Operation page 17

2. Connect heated hose assembly to isolation hoses:
a. Lay out hose assemblies end-to-end as shown
in F . 12. A- (isocyanate) hoses are RED. B-
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(resin) hoses are BLUE.
F . 12: Hose Connection (step a)
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b. Connect heated hoses to isolation hoses. To
ensure a leak-proof chemical connection, do not
cross-thread or over-tighten fittings. See F
13.
c. Connect air hoses and tighten fittings. See F
13.
F . 13: Hose Connection (steps b and c)
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d. Install isolator between chemical hose fittings.
Use small amount of tape to hold in place. See
F . 14.
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Always install isolator to prevent damage to fittings,
but do not tape fully in place until after hoses are
pressurized and free of leaks.
311392C
F . 14: Hose Connection (step d)
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e. Connect FTS harness plugs. To ensure a
secure electrical connection, place protective
isolator boot over each plug and tape together.
See F
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FTS Harness
.
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Connection
secured with
tape
.
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F . 15: Hose Connection (steps e and f)
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f. Plug Power-Lock
Secure connection with cable tie provided; fail-
ure to do so will disrupt hose heat system if con-
nectors separate. See F
3. Repeat Step 2 to add additional hose assemblies.
. 15.
Hose Heat Power-Lock
Connection secured with cable tie
™
hose heat connectors.
. 15.
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Initial Set-up
17