Wiring Diagram Key - Zanotti DFZ Use And Maintenance Instructions

Wiring diagram key

ALT Alternator
BA Room sensor
BH Radiator sensor
E1 Glow plugs
ES Heaters on condensate
drain pipes
FM1 Automatic switch
F1E Electronic control unit
F8-9-10 Evaporators fans fuses
F1 Fuse for auxiliary evaporator
fan
F3 Cooling-cycle solenoid fuse for
auxiliary evaporator
F4 Heating-cycle solenoid fuse for
auxiliary evaporator
F11 Cooling fan fuse
F20 Fuse for card input protection
FA Air filter
FA1-FA8 Auxiliary circuit fuses
FB Battery fuse
FTQ Water temperature
thermostat
FTS Defrost Klixon
H Mechanical hour meter
HI Bell
K1 Electric motor contactor
K10 Evaporator fan relay
K2 Phase reversal contactor
KVE Evaporator fan relay
K8 Evaporator fan relay
K9 Evaporator fan relay
K94 Starting up relay
KAA Auxiliary water relay
KFTQ Auxiliary water relay
KF Cooling-cycle relay
KC Heating-cycle relay
82
KFP Diesel fuel pump relay
KPO Oil pressure switch relay
KPR-1-2 Crankcase heating relay
KRF Timer for cooling fan delay
KSF Phase sequencer
KYAV High speed solenoid valve relay
KYS Defrost solenoid valve relay
KS1 Central control unit
power supply relay
M1 Electric motor
M8-9-10 Evaporator fans motors
MP Door switch
MECC-DA Electric output card
MECC-DB Electric output card
MECC-DT Cooling fan card
MRF Cooling fan
MTA Starting motor
PMI Low pressure switch
PMX High pressure switch
PN Diesel fuel pump
PO Oil pressure switch
EC Alternator emergizing resostor
in emergency
S2 Remote control unit ON/OFF
SF Diesel fuel pump emergency
switch
SPM Glow plugs/
emergency start push-button
SV Evaporator fans emergency
switch
YAV High speed solenoid valve
YN Diesel fuel stop solenoid valve
YS Defrost solenoid valve
YF Cooling-cycle solenoid
YC Heating-cycle solenoid
X Terminals