8
4.
Start-up/Shut-down
Before Start-up
Read operation manual and follow instructions.
Upon start-up of the high pressure cleaner indoors, proper ventilation
and exhaust evacuation to be guaranteed. Relevant safety regulations to
be followed.
In order to guarantee proper condition of the machine and trouble-free
operation, carry out the following checks before start-up:
•
General condition of the unit (connections, seals, etc.)
•
Power
cables/connections
•
Check all hoses for damage
•
Air supply to be ensured
•
Fill in all consumables required
•
Check correct oil level of high pressure pump (dip stick), only oil qualities
approved by OERTZEN to be used (OERTZEN OSP special pump oil).
•
Check high pressure pump/pump connections for leaks
•
Machine only to be run with absolutely clean water. Thoroughly flush water
supply hose before connection. Depending on water quality, filter to be
checked in regular short intervals and replaced whenever needed.
•
Machine to be run horizontally (+/- 5°)
In order to guarantee proper condition of the machine and trouble-free
operation, carry out the following checks during operation:
•
Observe control indications/devices whether functioning
•
Observe pressure whether varying
•
Observe high pressure pump, hoses, connections whether leaking
•
Observe abnormal noise
In case of malfunctions switch off machine immediately, eliminate
cause according to chapter "Trouble Shooting", call qualified
service.
Connections
Water Connection
Water inlet (6) of the unit to be connected to the water distribution network by
means of an internally clean, min.
” water hose (diameter: see table below).
For connections to the potable water distribution network DIN 1988 to be
considered (for short-time connection a back-flow preventer with non-return
protection and ventilation to be used).
Flow Pressure
Flow Rate minimum *
minimum: 2 bar
maximum: 8 bar
15 l/min.
" supply hose
21 l/min. 1" supply hose
30 l/min. 1
" supply hose
* see Technical Data
Water shortage may cause severe damages on the pump unit
(cavitation).
