WPG P110C04DC, Руководство по эксплуатации

Страница: 25 / 36

Rev 29.0/11-19 P1-DC: #35111 23
Perform the following tests before placing the lifter in service initially, following any repair,
when directed in the “I
NSPECTION
S
CHEDULE
”, or whenever necessary :
Operational Tests
Test all features and functions of the lifter (see “OPERATING FEATURES” and “OPERATION”).
Vacuum Test
1) Clean the face of each vacuum pad (see “Pad Cleaning” on page 26).
2) Use a test load with weight equal to the Maximum Load Capacity, a clean, smooth,
nonporous surface and other appropriate “L
OAD
C
HARACTERISTICS
” (see page 9).
1
3) Attach the lifter to the test load as previously directed. After the vacuum pump stops
running, the vacuum level should appear in the green range on the vacuum gauge (if not,
see “V
ACUUM
S
WITCH
A
DJUSTMENT
” in SERVICE MANUAL ).
4)
Take precautions in case
load should fall during test.
Raise the load a minimal distance and disconnect
the battery connector (see “A
FTER
U
SING THE
L
IFTER
”
on page 19).
2
5) Watch the vacuum gauge: The vacuum level should not decrease by more than 4" Hg

[-14 kPa] in 5 minutes.
6)
Never use a lifter that has
failed test.
Lower the load after 5 minutes or whenever a
lifter fails the test, and release the load as
previously directed.
7) Qualified service personnel must correct any fault in the vacuum system before the lifter
can be returned to service.
3
1..... The load surface should have either a flat surface or no more curvature than the lifter is designed for, if any.
2..... Move the valve handle to the “release” position (power off ) before reconnecting the battery.
3..... For more information, search for your lifter’s Model Number at www.WPG.com and select the “Troubleshooting” link on the product page.
INSPECTIONS AND TESTS