Kia Niro: Air Conditioning System / Refrigerant Line Repair procedures

Kia Niro 2017 (DE HEV) Service Manual / Heating, Ventilation and Air Conditioning / Air Conditioning System / Refrigerant Line Repair procedures

Replacement

1.	Discharge refrigerant from refrigeration system.

Replace faulty tube or hose.

Cap the open fittings immediately to keep moisture or dirt out of the system.

Tighten joint of bolt or nut to specified torque.

Connections should not be torqued tighter than the specification.

Tightening torque	N·m	kgf·m	lb·ft
Condenser - Discharge hose	7.8 - 11.8	0.8 - 1.2	5.8 - 8.7
Condenser - Liquid tube
Compressor - Discharge hose	7.8 - 11.8	0.8 - 1.2	5.8 - 8.7
Compressor - Suction hose
Expansion valve - Evaporator	7.8 - 11.8	0.8 - 1.2	5.8 - 8.7

Evacuate air in refrigeration system and charge system with refrigerant.

Specified amount : 650 ± 25 g (22.9 ± 0.88 oz.)

5.	Inspect for leakage of refrigerant. Using a gas leak detector, check for leakage of refrigerant.

6.	Inspect A/C operation.

Refrigerant Line Components and components location

Components Location 1. Refrigerant line assembly ...

Compressor Components and components location

Components Location 1. Electric A/C Compressor Components 1. Electric A/C Compressor bracket 2. Electric A/C Co ...

Other information:

Kia Niro 2017 (DE HEV) Service Manual: Power Relay Assembly (PRA) Specifications
Specification Power Relay Assembly (PRA) Item Specification Rated Voltage (V) 240 Rated Current (A) 80 ...

Kia Niro 2017 (DE HEV) Service Manual: Description and operation
Description The high voltage battery system consists of the BMS ECU (Battery Management System ECU), Power Relay Assembly (PRA), safety plug, battery temperature sensor, and battery ambient sensor. Especially the BMS ECU controls SOC (State Of Charge), power, cell balancing, cooli ...