24
English
5.906-736.0 Rev. 00 (07/15)
Control board A1
Inputs
1 LCH1: Monitoring oil pressure diesel engine
2 LCH2: Monitoring temperature water in the float con-
tainer and monitoring temperature coolant diesel en-
gine
3 FUEL: Level sensor for fuel tank
4 LDGT: Level switch liquid softener
5 LDR: Flame sensor
6 NTC: Temperature sensor booster heater (temperature
on the output after the heating coil)
7 ENCDGT: Service switch for settings liquid softener
and service functions
8 ENCTEMP: Water temperature setting by encoder
9 PRINTED CIRCUIT BOARD: Connection between con-
trol board A1 and distributor board A2
10 TRANSFORMER 1: Connection transformer 1 (24V AC)
11 TRANSFORMER 2: Connection transformer 2 (24V AC)
12 ABGASTH: Thermostat switch emission temperature
(permanently set)
13 WASSERSI: Flow switch
Outputs
14 VDGT: Solenoid valve liquid softener, 24VAV, 3A
15 VCH1: Relay K7, release for starting the diesel engine,
24V AC, 3A
16 VCH2: Solenoid valve detergent (for HDS 13/20 and
17/20 only), 24V AC, 3A
DIP switch
DIP1 on:
With flame sensor.
DIP1 off:
Ohne Flammfühler.
DIP2:
Not assigned.
DIP 3 and 4 off:
Device <1000 l/h (type HDS 9/50 only).
DIP3 and 4 on:
Device >1000l/h (all other unit types).
7.4.3
Control boards, control panel
Summary of Contents for HDS 9/50 De Tr1
Page 46: ...46 English 5 906 736 0 Rev 00 07 15 1 Reflector on both sides 2 Marker light on both sides...
Page 182: ...182 English 5 906 736 0 Rev 00 07 15 13 3 Troubleshooting Yanmar diesel engine...
Page 184: ...184 English 5 906 736 0 Rev 00 07 15...
Page 185: ...English 5 906 736 0 Rev 00 07 15 185 14 3 Maintenance plan Yanmar diesel engine...
Page 189: ...English 5 906 736 0 Rev 00 07 15 189 HDS 13 20 and 17 20 safety block...
Page 190: ...190 English 5 906 736 0 Rev 00 07 15 HDS 9 50 and 13 35 pump head...
Page 198: ...198 English 5 906 736 0 Rev 00 07 15...
Page 199: ...English 5 906 736 0 Rev 00 07 15 199...
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