Refilling Systems With A Fill Valve (Z) - Graco Dyna-Star HP 77X202 Instructions Manual

Installation

Refilling Systems with a Fill Valve (Z)

The reference letters used in the following instructions
refer to the Typical Installation diagrams provided, F
3, page 7.
1. Prior to starting the fill, pull out and hold black Pres-
sure Relief Knob (Z1) long enough to relieve line
pressure between Fill Valve (Z) and Auto-Fill Shut
Off Valve (S).
Z1
Z2
F . 18
IG
2. Verify the Auto-Fill Shut Off (S) pin is down, indicat-
ing it is reset (F . 19).
IG
18
.
IG
F
3. Remove yellow dust cover (Z2) from fill coupler (Z3)
4. Connect refilling line (AA) between the remote filling
5. Start remote filling station pump (P).
6. When reservoir (K) is filled:
Z3
NOTE: If the pump does not stall (dead-head) there is a
leak in the system.
F
. 19
IG
(F . 18).
IG
stations pump (P) and fill coupler (Z3) port marked
with an "I" (F . 18).
IG
• the Remote filling station pump (P) stalls
(dead-heads),
• Auto-Fill Shut Off (S) pin pops up see F
• the gauge pressure in the refilling lines (V and
AA) rises to the fill pump's set pressure.
. 20
IG
pin
down
. 20,
IG
pin
up
3A3956D