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Eberspächer 801 User Manual

Eberspächer 801
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801 Series Digital Modulator
Operating Instructions
Eberspächer Airtronic Heater
How to Operate the Heater and 801 Series Modulator
Blue LED Indication Light
Ventilation / Diagnostics
Green LED Indication Light
Heater ON
Ventilation
Key
Down Key
Ambient Sensor /
External Temperature Sensor
Ambient Temperature Display
Temperature / Diagnostic
Up Key
Instant
ON / OFF Key
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Eberspächer 801 Specifications

General IconGeneral
BrandEberspächer
Model801
CategoryNetwork Router
LanguageEnglish

Summary

Introduction to the 801 Series Digital Modulator

Operating the Airtronic Heater with the Modulator

Switching the Heater On

Manually turn on the heater by pressing the key, initiating the start-up cycle and displaying ambient temperature.

Switching the Heater Off

Manually turn off the heater using the key, initiating a 3-minute cooling down cycle before isolating batteries.

Adjusting the Temperature Setting

Alter desired temperature using the up/down keys; the setting is stored in memory even when the heater is off.

Diagnostic and Ventilation Modes

Performing a Diagnostic Readout

Access diagnostic mode by holding the key, displaying fault codes like over voltage, under voltage, and overheating.

Viewing Typical Fault Codes

Common fault codes include 10 (Over voltage), 11 (Under voltage), 12 (Overheating), and 52 (Safety time exceeded).

Activating Ventilation Mode

Initiate ventilation by holding the key until the blue LED illuminates, showing active rotating digits on the display.

Technical Specifications and Important Information

Modulator Technical Specifications

Details on dimensions, weight, temperature range, heater output, voltage, and cable lead specifications.

Essential Operating Precautions

Includes advice on fuel filling, confined space operation, maintenance flap use, and ensuring proper ventilation.