Digital air- conditioner controller KR- 454
CONTENTS: PAGE
1.....KEY ASSIGNMENT ON THE FRONT PANEL 4
Key assignment air-cond. controller passenger compartment 5
.......LED-Display 5
2.....QUICK-START OPERATING INSTRUCTIONS 6
3.....DESCRIPTION OF KEY FUNCTION 7
3.1. .Operation driver's cockpit (front box) 7
3.2..Operation of air-cond. controller passenger compartment 9
3.3..Setting the time 12
3.4..Programming the auxiliary heating system 13
4.....FAULTS AND ERRORS - DIAGNOSIS 14
4.1..Error memory function 15
4
.2..Calling and clearing the contents of the error memory 15
4.3..List of error messages - double-decker coach 16
5.....SPECIAL FUNCTIONS 18
5.1. .Intensity control of the LED-display 18
5.2..Max. -/Min.-setting of the setpoint controls pass. compartment
.......temperature (Override-mode) 19
5.3. .Minimum speed setting of the roof duct fans 19
5.4. .Reset of the internal memory 20
5.5..Deactivating the auto start function (Automatic-mode) 20
5.6..Encoding with vehicles without air-conditioning 21
5.7..Special functions of the display - roof duct temperature 21
6.....ACCESSORY UNITS 22
6.1..Emergency ventilation switch and RS-232 interface 22
7.....SYSTEM-SELF-TEST 23
7.1..The test programs in detail 24
8.....CONNECTING DIAGRAM KR- 454 29
8.1. .Emergency switch module 30
9.....SERVICE INFORMATION KR- 454 32
10...BLOCK SCHEMA OF CONTROL 33
11.. .TECHNICAL DATA 34
12.. .LIST OF ERRORS WITH REMEDIAL MEASURES 35
INDUSTRIE-ELEKTRONIK
Control and regulating systems for vehicle air conditioning
D-71691 Freiberg a.N., Siemensstr.21
Phone: +49 7141 / 68877 - 0 Fax: +49 7141 / 68877 - 39
page: 3
of: 42
04541530.SDW
Issue: October 1998 - Copyright (C) BADER GmbH - Alterations reserve
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