Flow 94K HYPERPRESSURE - Page 73

Location H
WATER LEAKAGE
Weep holes and locations are identified on the illustrations on Pages 64-65.
Fluid
Likely problem Other possible symptoms
Maintenance
procedure
Kit or parts needed
Qty. Temp.
Small drip
with each
stroke
Warm
High-pressure
seal leakage
Note: A small amount of leakage is normal during operation
High-pressure
cylinder failure
•
Pump cannot maintain pressure
•
Uneven intensifier stroking
A,C
High-pressure cylinder
020592-1
(2 per intensifier)
Seal carrier failure
•
Pump cannot maintain pressure
•
Uneven intensifier stroking
A,B
High-pressure seal
cartridge 052190-1 or
040015-1
(2 per intensifier)
Large flow
with each
stroke
Warm/hot
High-pressure
cylinder failure
•
Pump cannot maintain pressure
•
Uneven intensifier stroking
A,C
High-pressure cylinder
020592-1
(2 per intensifier)
Seal carrier failure
•
Pump cannot maintain pressure
•
Uneven intensifier stroking
A,B
High-pressure seal
cartridge 052190-1 or
040015-1
(2 per intensifier)
High-pressure seal
failure
• Pump cannot maintain pressure
•
Uneven intensifier stroking
A,B
High-pressure seal
cartridge 052190-1 or
040015-1
(2 per intensifier)
OIL LEAKAGE
Fluid
Likely problem Other possible symptoms
Maintenance
procedure
Kit or parts needed
Qty. Temp.
Occasional
drip
Warm
Oil leakage from
hydraulic shaft seal
Note: a small amount of leakage is normal during operation
Small
periodic
flow
Warm
Oil leakage from
hydraulic shaft seal
— A,F
Low-pressure seal kit
013157-1 or 020080-1
© Flow International Corporation M-376 | 73
CHAPTER 4
Troubleshooting