Hi-Force HEP4 Series 사용 설명서 - 페이지 17
{카테고리_이름} Hi-Force HEP4 Series에 대한 사용 설명서을 온라인으로 검색하거나 PDF를 다운로드하세요. Hi-Force HEP4 Series 19 페이지.
Hi-Force HEP4 & HEP5 electric driven hydraulic pumps should be serviced and repaired only by
authorised Hi-Force repair centres. The following table gives possible causes and solutions for common
Problem
1. Pump will not start.
2. Motor stalls before full
operating pressure is
reached.
3. Pump runs but will not
build up to full operating
pressure.
4. Noisy Operation
5. Pump builds to full
pressure, but
cylinder/tool does not
advance/operate.
6. Pump running hot.
11.0 Troubleshooting
problems.
TROUBLESHOOTING GUIDE
Possible Cause
a. Power not connected.
b. Damaged power cord.
c. Circuit breaker tripped.
d. Damaged pendant.
e. Blown fuse.
f. Burnt out motor.
a. Low supply voltage.
a. Reservoir breather has not been
installed.
b. Low oil level.
c. Adjustable relief valve incorrectly
set.
d. External oil leak in system.
a. Air trapped in the system.
b. Low oil level
c. Reservoir breather has not been
installed.
a. Advance or return flow line to
cylinder/tool restricted or blocked.
a. Low oil level.
b. Advance or retract flow restricted.
c. High pressure leakage at pump.
Operating Instruction Manual:
OM-HEP4/5-01
Solution
Connect power.
Repair or replace power cord.
i. Reset Circuit breaker.
ii. Ensure breaker is adequately rated.
Contact your local Hi-Force office/distributor.
Replace blown fuse.
Contact your local Hi-Force office/distributor.
i. Use heavier gauge extension cord.
ii. Turn off excess electrical loads.
Remove transit plate and install reservoir
breather as per section 5.1
Add oil as per section 5.2.
Adjust relief valve pressure as per
section 6.1.
Contact your local Hi-Force office/distributor.
Bleed air from the system as per section 5.5
Add oil as per section 5.2
Remove transit plate and install reservoir
breather as per section 5.1
Check couplers (if fitted) for full engagement.
Add oil as per section 5.2.
Check couplers (if fitted) for full engagement.
Contact your local Hi-Force office/distributor.
17
From Serial Number:
BN0101