System Preparation; Start Up Of New System; Bleeding Guidelines; Bleeding The Pipe System - Nilfisk-Advance Hybrid 7 MH42 Directions For Use Manual

6. System preparation

6.1. Start up of new system

To ensure smooth start-up of the new system, follow
these guidelines.

6.2. Bleeding guidelines

6.2.1. Bleeding the pipe system

• Close water and air supply after use.
• Leaving the air supply open may allow air to enter
the water pipe.
• Regular bleeding may be necessary after pro
longed shutdowns.

6.2.2. Bleeding the pump

• Start the pump to force any remaining air pockets
to the top of the pump.
• Stop the pump.
• Loosen the relief plug 1-2 turns again and bleed
until only water flows.
• Tighten the relief plug.
• Never loosen the relief plug while the pump is in
operation as this may damage the gasket.
A
DETAIL A
• The mainstation is now ready for use.

6.3. Adjustments

6.3.1. Instruction and setup

Refer to the user guide for general machine operation
instructions.
39

6.3.2. Adjustment of air (MH42 / MP42)

To adjust air, remove the unit cover and set air pres-
sure on the reduction valve for desired foam quality.
0627131
110009489
When setting the regulator, carefully
pull out the knob and turn it clockwise
for pressure increase and counter clock
wise for pressure decrease.
110009485