Webasto HL 90 Operating And Servicing Manual
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Also See for HL 90:
- Operating and servicing manual (87 pages) ,
- Owner's manual (40 pages) ,
- Installation instructions manual (30 pages)
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Summary of Contents for Webasto HL 90
- Page 1 Luftheizgeräte HL 90 HL 90 air heaters Appareils de chauffage à air chaud HL 90 Riscaldatori ad aria HL 90 Luchtverwarmingsunits HL 90 Ilmalämmitin HL 90...
- Page 2 With these operating instructions we would like to provide you with an overview of the use of the HL 90 heater. Maintenance and safety instructions...
- Page 3 The unit must be installed as set out in the supplied installation manual. The year in which the heater is used for the first time must be permanently re- corded on the heater’s rating plate by deleting the inapplicable year figures. Check the openings of the combustion air inlet lines and exhaust pipe opening and clean them if they are dirty.
- Page 4 The heater must not be operated: In filling stations and tank farms. In places where explosive vapours or dust may build up (e.g. near fuel, coal, wood dust or cereal stores). Close to inflammable materials such as: Dry Danger of fire, explosion and suffocation grass and leaves, cardboard packaging, paper, etc.
- Page 5 The heater must not: be exposed to temperatures of more than 85 °C (storage temperature), otherwise the electronics may suffer permanent damage. be blocked by articles of clothing, textiles or sim- ilar material at the heating air inlet. cleaned with a power washer.
- Page 6 Switch it off by removing the fuse. The heater must not be re- started until the unit has been checked by per- sonnel duly trained by Webasto. be checked by a specialist at the latest at the start of the heating period.
- Page 7 Failure to follow the installation instructions and the notes contained therein will lead to all liability being refused by Webasto. The same applies if repairs are carried out incorrectly or with the use of parts other than genuine spare parts. This invalidates the type approval for the heater and its homologation / ECE type permit.
- Page 8 Standard clock Backwards button Display panel Forwards button Button for immediate heating Switch-on indicator 1st programmed (operating indicator) time button Time button Ready indicator 2nd programmed time button...
- Page 9 Operation of the heater The air heater can be started using a switch, a mechanical cabin thermostat or a digital timer, according to its equipment. General The time when heating starts can be programmed using the digital timer within a time range from 1 minute to 23 hours 59 minutes. The on-time can be 59 or 29 minutes starting from the programmed time or after “immediate heating”...
- Page 10 Switching off Press the immediate heating button Setting the time/day Press the Time button at the same time as the Forwards button Backwards button Checking the time With the ignition off: Press the Time button Programming the start of heating Press the 1st programmed time button at the same time as the Forwards button...
- Page 11 Checking programmed times Press the 1st programmed time button or 2nd programmed time button briefly. The display panel shows the programmed time and the code number. Deleting programmed times Press the 1st programmed time button or 2nd programmed time button briefly.
- Page 12 Operation with a cabin thermostat With the cabin thermostat (mechanical), it is possible to select between full load/part load or part load/off operating modes. • Full load/part load operating mode The heater switches over to part load operation when the temperature set on the cabin thermostat is reached (upper switching point of the cabin thermostat).
- Page 13 In the event of a malfunction, fuses and electrical connections should be checked for condition and security. If the measures described below do not rectify the malfunction then the heater must be checked by personnel duly trained by Webasto. Return pin on temperature limiter...
- Page 14 Heater switches off automatically (= fault lock-out) Cause Remedy No combustion after start Switch heater off and then on again Flame extinguishes during operation Switch heater off and then on again Heater overheats Check that the heating air flow is clear Reset temperature limiter Switch heater off and then on again Electrical system voltage too low...
- Page 15 Heater produces black smoke Cause Remedy Combustion air and/or exhaust Check that the combustion air and system blocked exhaust systems are clear...
- Page 16 Webseite Ihrer jeweiligen Webasto-Landesvertretung. In multilingual versions the German language is binding. The telephone number of each country can be found in the Webasto service center leaflet or the website of the respective Webasto representative of your country.
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