Ochsner AIR 85, Design And Installation Manual

Page: 35 / 56

PIA-982027-AIR 85-in-EN | www.ochsner.com 35
Electrical connection
Connection
name
Conductor
colour
Connec-
tions used
Description
1 TQA - 49 Defrost sensor 1
- GND
1 suction gas - S2 Suction gas sen-
sor 1
- GND
1 stepper
motor
Green (GN) 1 Stepper motor, ex-
pansion valve 1
Yellow (YE) 2
Brown (BR) 3
White (WH) 4
1&2 fan - 40 Fan speed
- GND
2 TQA - 50 Defrost sensor 2
- GND
2 suction gas - S2 Suction gas sen-
sor 2
- GND
2 stepper
motor
Green (GN) 1 Stepper motor, ex-
pansion valve 2
Yellow (YE) 2
Brown (BR) 3
White (WH) 4
Connections used Description Sensor
42 Controller (eBus) -
43 Mixer sensor NTC5k
44 Outdoor temperature
sensor
NTC5k
45 Top buffer sensor (TPO) NTC5k
52 Bottom buffer sensor
(TPM)
NTC5k
54 Flow sensor Vortex flow
sensor
Connections used Description
7 N PE Heating circuit pump 1, direct (HCP 1)
8 N PE Heating circuit pump 2, mixed (HCP 2)
Power supply via high limit safety cut-out
11 2. Heat generator (electric immersion heat-
er)
15 16 N PE Heating circuit mixing valve (MVH)
10.3 Electrical connection of the outdoor unit
»
Remove the side appliance casing panel. (See page
30, Dismantling the appliance casing)