ACCUMULATOR DUMP VALVE INSTALLATION
Some procedures in the troubleshooting charts require starting and stopping the engine several times. To
rapidly and safely relieve pressure from the main hydraulic accumulator, a dump valve may be installed in the
system. If installing a dump valve, use the procedure described below.
E Connect tube assembly (7) to reducer (6).
F Install two adapters (8) on globe valve (9), and connect
A Stop vehicle engine and relieve hydraulic
this assembly to tube (7), with arrow of globe valve (9)
pointed toward port 7 (3).
B Remove plug (1) and packing (2) from port
7 (3) of valve 13R (4). Discard packing (2).
Make sure globe valve is closed when dump
C Install new packing (2) and nipple (5) in port
valve is not in use or when engine is running.
Damage to equipment may result.
D Install reducer (6) to nipple (5).
G Connect hose assembly (10) to adapter (8) at
end of globe valve (9).