Gree GWHD(18)ND3CO User Manual

Thank you for choosing a
Gree Multi Ductless Heat Pump
for your customer.
Please read this installation manual carefully before installing and
starting up the Multi System. Take a moment to fill out the product
and installation form on the back cover. Retain both the manual
and installation record for future reference.
Contents
• Safety Precautions  2
• System Requirements 
4
• Suggested Tools  5
• Site Instructions  6
• Dimensions

7
•
Indoor Unit

9
•
Outdoor Unit 
12
• Refrigerant Piping 
13
• Power and Wiring 
16
•
Vacuum Testing

19
• Start-up  21
• Troubleshooting 
22
1

Gree GWHD(18)ND3CO Specifications

General

Brand	Gree
Model	GWHD(18)ND3CO
Category	Heat Pump
Language	English