H476-USER MANUAL-FULL BOOK-ENGLISH

AUXILIARY HEATER

Airtronic/Airtronic M

Installation of pipe connection sockets and air outlets Cutting out the opening for the connection sockets Use a keyhole saw to cut out an opening for the connection socket at the planned place of installation (vehicle oor or wall). − Pipe connection socket Ø 60 mm – keyhole saw Ø 68 mm − Pipe connection socket Ø 75 mm / Ø 90 mm – keyhole saw Ø 92 mm Fixing the pipe connection socket Insert the pipe connection socket in the drillhole. Mark and drill three xing holes Ø 2 mm. Use 3 panhead tapping screws (3.9 x 13) to EN ISO 7049 to x the connection sockets. Torque max. 1±0.5 Nm. Please note! Use panhead screws only to install the connection socket, do not use countersunk head screws.

Fix air outlet onto the pipe connection socket Clip the corresponding air outlet onto the pipe connection socket. Installing flexible tubing on the pipe connection socket Turn or latch the exible tubing onto the thread of the pipe connection socket. It is not necessary to use a hose clip to x the tubing onto the pipe connection socket. Please note! • In case of critical installation conditions, we recommend secur ing the exible tubing with an additional hose clip at the pipe connection socket. • Plastic sheathed hot air hoses with wire inlay must be xed onto the pipe connection socket with a hose clip. • Tightening torque for hose clip = 3 Nm.

1. Air outlet 2. Selftapping screw 3.9 x 13, EN ISO 7049 3. Pipe connection socket 4. Flexible tubing Installing the air blocking element

CAUTION!

Risk of overheating! Blocking the hot air can cause overheating of the heater; the heater is switched o by the protection against overheating. − The air blocking element may only be used in multiduct air systems.

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