8
4.
Start-up / Shut-down
Before Start-up:
Read and observe operation manual.
In order to guarantee proper function and trouble-free operation, the
following checks to be carried out before start-up:
•
General condition of the unit (connections, gaskets, etc.).
•
Power
cables/connections.
•
High pressure hoses, hose pipes, whether damaged.
•
Air supply, fresh air grill must not be covered.
•
Filling of consumables.
•
Correct oil level of high pressure pump (sight glass/dip stick).
•
High pressure pump: OERTZEN OSP special pump oil.
•
Pump/pump connections whether leaking.
•
Machine only to be run with absolutely clean water. Before connecting
the water supply hose, rinse it thoroughly. Depending on feed water
quality, regularly check water filter in short intervals, replace if needed.
•
Machine only to be run horizontally (+/- 5°).
In order to guarantee proper function and trouble-free operation, the
following checks to be carried out during working:
•
Observe function of indicator lights and monitors.
•
Observe pressure variations
•
Observe leaks at high pressure pump, hose pipes, connections.
•
Observe unnormal noise.
In case of malfunctions immediately stop machine, eliminate cause according
to chapter „Trouble Shooting“, call qualified service.
Connections
Water Supply
Connect water inlet (6) of the machine to water source with a clean hose
(diameter see table below). Before connecting water supply hose, rinse it
thoroughly. In case of connection to the potable water distribution, observe
DIN 1988 (for momentary connections use a backflow preventer with non-
return function and ventilation).
Flow pressure
Min. flow rate *
minimum: 2 bar
15 l/min
" water supply hose
maximum: 8 bar
21 l/min 1" water supply hose
30 l/min 1
" water supply hose
* s. Techn. Data
Insufficient water supply will cause heavy damage on high
pressure pump (cavitation).
