Gerni MH 4M Operating Instructions Manual
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Gerni MH 4M Operating Instructions Manual

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MH 4M - MH 5M
MH 6P - MH 7P
Operating
instructions
107144382 E (04. 2017)

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Summary of Contents for Gerni MH 4M

  • Page 1 MH 4M - MH 5M MH 6P - MH 7P Operating instructions 107144382 E (04. 2017)

  • Page 2: Symbols Used To Mark Instructions

    1 Symbols used to mark instructions WARNING & Safety instructions in these operating instructions which must be ob- served to prevent risks to persons are marked with this danger symbol. Please note the warning signs placed on the machine. Before starting up your high- pressure washer for the first time, instructions must be read through carefully.
  • Page 3 • Never detach the high pressure hose while the machine is in operation. HOT WATER: Danger of scalding! Never dismount high-pressure hoses at water tempera- tures above 50°C. • High temperature on the lance and hose after hot water use. IMPORTANT: Prior to dismounting of the high-pressure hose, the machine should be 150°C cooled down.

  • Page 4: Water Connection

    Type BA, according to EN 60335-2-79. The backflow preventer can be ordered thought Gerni Ser- vicecenter. The length of the hose between the backflow preventer and the machine must be at least 12 meters (min diameter 3/4 inch) to absorb possible pressure peaks.

  • Page 5: Safety Devices

    Carry out only the maintenance operations described in the operating instructions. To ensure machine safety, use only original Gerni spare parts. Do not make any technical modifications to the high-pressure washer. Ensure that the machine is regularly serviced by authorized Gerni dealers in accordance with the maintenance plan.
  • Page 7 °F 8888 °C °F °C CUT OUT 60 140 70 160...
  • Page 8 B4.a B4.b...
  • Page 9 ✔ C1.a ✔ C1.b ✔ C1.c...
  • Page 10 40°C/104°F ✔ ✔ 10° 0°C/32°F ✔ 10°...
  • Page 11 °F °C °F CUT OUT 60 140 °C 70 160 ✔...
  • Page 12 E10.a E10.b Max 100°C/210°F °F °C CUT OUT 60 140 70 160 E10.c °F Max 32 bar °C CUT OUT 60 140 70 160...
  • Page 13 E12.b E12.c 40°C ✔...
  • Page 14 0°C/32°F...
  • Page 15 H1.a H1.b...
  • Page 16 ✔...

  • Page 17: Operating Instructions

    A17. Footboard for tipping product your burner may require re-adjustment for proper performance A18. Tank filler for Nilfisk AntiStone and best fuel economy - Contact GERNI Service for assistance! A19. High pressure hose hook For location higher than 1000-2500 m might require an optional A20.
  • Page 18 Description: 230V, 400-460V, 1~, 3~, 50 Hz, IPX5 (A) or (B) cleaning agent at the dosing knob Type: MH 3M, MH 4M, MH 5M, MH 6P, MH 7P Spray the object. Allow the cleaning agent to work, de- pending on the degree of soiling. Then rinse off with the Are in compliance with the following standards: high pressure spray jet.

  • Page 19: Indications On Display

    B6. Antiscale adjustment 1. Open cabinet (A). 2. Adjustment knob (B) setting Measure the water hardness or ask your water supply company. according to rated water flow mg/l Grains °dH °e °f ppm Ca Description 9-15 16-20 21-26 27-33 L/min L/min L/min L/min...

  • Page 20: Other Faults

    Other Faults Indication lights Cause Remedy - Plug not connected to the electrical plug socket. - Put the plug into the electrical socket. Not ON - Check fuse (see chapter Technical Data). Pressure too low - High pressure nozzle worn out. - Replace nozzle.

  • Page 21: Specifications

    Specifications GERNI MH 4M- GERNI MH 4M- 100/720 FA 200/960 FA Country variant V/ph/Hz Possible voltage 240/1/50 415/3/50 Fuse C 15 C 20 Power rating Current consumption Working pressure l/min Water flow 11.00 14.80 Max. water pressure l/min Water flow 12.00...
  • Page 22 Specifications GERNI MH 5M- GERNI MH 6P- 210/1100 FA 200/1300 FA Country variant V/ph/Hz Possible voltage 415/3/50 415/3/50 Fuse C 20 C 20 Power rating Current consumption 13.1 Working pressure l/min Water flow 17.5 20.0 Max. water pressure l/min Water flow 18.3...
  • Page 23 Specifications GERNI MH 7P- 180/1260 FA Country variant V/ph/Hz Possible voltage 415/3/50 Fuse C 20 Power rating Current consumption 13.5 Working pressure l/min Water flow 19.5 Max. water pressure l/min Water flow 21.0 High pressure nozzle NT 0680 °C Water temperature 90/150 °C...
  • Page 24 AUSTRALIA: Nilfi sk Pty LTd Unit 1/13 Bessemer Street Blacktown NSW 2148 Phone: 1300 556 710 E-mail: sales@gerni.com.au...

This manual is also suitable for:

Mh 5mMh 6pMh 7p

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