Manitowoc 999 Service And Maintenance Manual

Reference Only
Manitowoc Published 05-16-17, Control # 233-03 10-49
999 SERVICE/MAINTENANCE MANUAL TROUBLESHOOTING
10
Test 17 – Checking Pump Charge Pressure
Component charge systems can be checked at the desired
system diagnostic gauge coupler at pressure sender. To
check pump charge pressure:
• Install a 0 – 600 psi (0 – 42 bar) gauge at the desired
system diagnostic gauge coupler at pressure sender.
• Start system and record charge pressure at engine idle
speed.
• No hydraulic systems should be enabled.
• A reading of 350 psi (24 bar) is system charge pressure.
• A reading of less than 350 psi (24 bar) indicates a charge
pressure relief adjustment is necessary. See Test 18.
Item Description
1 Pressure Sender
2 Charge Pressure Test Port
3 Text Gauge
3
P1599
2
1

Manitowoc 999 Specifications

General

Brand	Manitowoc
Model	999
Category	Construction Equipment
Language	English