Fans for supply air, radiator (450 or 500 W) and warm air (VW Transporter T3)

E9 - supply air fan switch
E100 - warm air fan switch
F18 - radiator fan thermostat
3101 - 2nd stage radiator fan relay, behind the control panel on the left
L16 — light for adjusting the supply air fan
L50 — warm air fan switch illumination lamp
N₂3 — ballast resistance of the supply air fan
N39 - Radiator fan ballast resistor
N72 - ballast resistance of the warm air fan
S24 - Overheating fuse
S42 — ribbon fuse for the radiator fan, at relay J101 behind the control panel on the left
T1i - plug connector, 1 contact, behind the control panel on the left
T1p - plug connector, 1 contact, behind the control panel on the left
T2l - plug connector, 2 contacts, behind the control panel on the left
V2 — supply air fan
V7 - radiator fan (450 or 500 W)
V47 - warm air fan
30 - ground, next to the relay board
81 - ground, in the control panel harness