41
OPERATING MANUAL
VERSION 09/2016
ORDER NUMBER DOC 2366672
11
FUNCTION TEST AFTER THE REPAIR
After all repairs, the device must be checked for safe condition before recommissioning.
The necessary scope of inspection and testing depends on the repair carried out and must
be documented by the repair staff .
Activities
Aid tools
1.1 EX-relevant inspections
-
Check mass connection between grounding connection of the pump
and the frame/trolley and between the individual components of the
frame/trolley: <100kΩ
!! These inspections are
- relevant!!
Ohmmeter
1.2 Testing for Leaks
-
Connect the pump to the air supply 6 bar. To perform a leak test on the
device, the product pressure with the fl ushing agent is slowly increased
in increments until the maximum pressure indicated on the type plate
is reached. Close pump outlet. Allow to stand in this position for 0.5-1
minute and listen for audible blowing off . Close air-supply ball-valve
without relieving and check for pressure-loss.
Air motor:
Test medium com-
pressed air
Leak spray
Fluid section:
Test medium: suitable
fl ushing agent
1.3 General Inspections
-
Check tightening torque of various screws.
-
Check all threaded connections.
-
Empty the device completely and relieve pressure.
-
Check function of frame or transport trolley.
Torque wrench
Visual check
