Nissan LEAF Manual

HA-1
VENTILATION, HEATER & AIR CONDITIONER
C
D
E
F
G
H
J
K
L
M
SECTION HA
A
B
HA
N
O
P
CONTENTS
HEATER & AIR CONDITIONING SYSTEM
WITH HEAT PUMP SYSTEM
PRECAUTION ............................................... 4
PRECAUTIONS ................................................... 4
Precaution for Technicians Using Medical Electric ......4
Point to Be Checked Before Starting Maintenance
Work ..........................................................................
4
Precaution for Supplemental Restraint System
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
SIONER" ...................................................................
4
Precaution for Procedure without Cowl Top Cover ......5
High Voltage Precautions ..........................................5
Precaution for Removing 12V Battery .......................7
Precautions for Service Work of Cooler System .......8
Service Equipment ..................................................10
PREPARATION ...........................................12
PREPARATION ..................................................12
Commercial Service Tools ...................................... 12
Oil and Grease ........................................................ 14
SYSTEM DESCRIPTION .............................15
COMPONENT PARTS .......................................15
REFRIGERATION SYSTEM ......................................15
REFRIGERATION SYSTEM : Component Parts
Location ...................................................................
15
HEATING AND COOLING UNIT ASSEMBLY ..........16
HEATING AND COOLING UNIT ASSEMBLY :
Heating and Cooling Unit ........................................
16
HEATING AND COOLING UNIT ASSEMBLY :
Evaporator ...............................................................
16
HEATING AND COOLING UNIT ASSEMBLY : In-
ner condenser .........................................................
16
Condenser ...............................................................16
Electric Compressor ................................................ 17
Orifice ...................................................................... 19
Accumulator ............................................................ 19
Refrigerant and Compressor Oil ..............................20
High Voltage Warning Label ....................................20
SYSTEM ............................................................21
REFRIGERATION SYSTEM ......................................21
REFRIGERATION SYSTEM : System Diagram ......21
REFRIGERATION SYSTEM : System Description
....
21
HEATING SYSTEM ....................................................22
HEATING SYSTEM : System Diagram ...................22
HEATING SYSTEM : System Description ...............22
BASIC INSPECTION ...................................24
DIAGNOSIS AND REPAIR WORK FLOW .......24
Workflow ..................................................................24
REFRIGERANT .................................................26
Description ...............................................................26
Check Refrigerant Leakage .....................................26
Recycle Refrigerant .................................................27
Charge Refrigerant ..................................................28
LUBRICANT ......................................................29
Description ...............................................................29
Inspection ................................................................29
Perform Lubricant Return Operation .......................29
Lubricant Adjusting Procedure for Components
Replacement Except Compressor ...........................
29
Lubricant Adjusting Procedure for Compressor
Replacement ...........................................................
30
PERFORMANCE TEST ....................................31
Inspection ................................................................31
SYMPTOM DIAGNOSIS ..............................34
REFRIGERATION SYSTEM SYMPTOMS ........34
Trouble Diagnosis For Unusual Pressure ................34
Symptom Table .......................................................34
Revision: February 2013 LEAF

Nissan LEAF Specifications

General

Brand	Nissan
Model	LEAF
Category	Automobile
Language	English