System Set Up & User Guide for Nilfisk MH4
1. Connect the water supply.
2. Check if safety label has icon, then a back flow preventer is required.
3. Turn cable hook and pull off the cable.
4. Unwind hose and cable to full length before use.
5. Connect to power supply.
6. Switching on the cleaner. Cold water operation.
7. Set Fahrenheit /Celsius: (A) by on/off switch in cold mode and (B) toggle the temperature control
to max1).
8. Release safety lock and ventilate the machine for air by activating the spray gun. If antifreeze is in
machine
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catch the first 5 litres of fluid discharge in a container for re-use. When the water flow is
even, continue with the following steps.
9. Connect the spray lance to the spray gun.
10.a Cold-water mode setting. Switch on the cleaner to. Flow regulation is adjusted at pump handle
(A). E10.b Hot water mode (up to 100°C) Select temperature, ECO-mode setting for optimal standard
cleaning. Switch on the cleaner to. Flow regulation is adjusted at pump handle (A). E10.c Steam
mode1) (over 100°C) Turn the flow regulation1) (A) completely right to end stop (OBS: max. 32 bar
by temperatures over 100°C!). Select temperature above 100°C. Switch on the cleaner to.
11. Pressure regulation on Flexo Power or Tornado Lance1).
12.a Suction from internal detergent canister. Set the desired concentration of (A) or (B) cleaning
agent at the dosing knob1).
12.b Suction from external detergent canister: Pull out the hose (B) from the chassis and connect to
canister. Set the desired concentration of (B) cleaning agent at the dosing knob1).
12.c Suction from 25 L canister: (only for none hose reel version). Cut out the marked area with a
knife to open the strapping points. Strap canister to the back of the machine. Pull out the hose (B)
from the chassis and connect to canister.
13. Using cleaning agents: Set the desired concentration of (A) or (B) cleaning agent at the dosing
knob1). Spray the object. Allow the cleaning agent to work, depending on the degree of soiling. Then
rinse off with the high-pressure spray jet. Never allow cleaning agent to dry out on the object as the
surface may be damaged.
