Johnson Controls JMW Series - Table of Contents

WATER-SOURCE HEAT PUMPS
JMW-Series
Rev.: February 28, 2023
Installation, Operation, Maintenance
2
Table of Contents
Model Nomenclature 3
General Information 4-5
Unit Physical Data 6
JMW036-120 – Unit Dimensional Data 7
JMW170 & 340 – Unit Dimensional Data 8
Unit Installation 9
Piping Installation 9-10
Load Plumbing Installation 10
Water-Loop Heat Pump Applications 11
Ground-Water Heat Pump Applications 12-13
Ground-Loop Heat Pump Applications 14-15
Water Quality Standards 16-19
Electrical – Line Voltage 20
Electrical – Accessories 21
Electrical – Line Voltage 22
Electrical – Low Voltage 23
Wiring Diagram Matrix 24
Controls - CXM2 and DMX2.5 25
Unit & System Checkout 26
Unit Start Up Procedure 27
Operating Pressures 28-29
Preventative Maintenance 30
Start-Up Log Sheet 31
Refrigeration Troubleshooting Form 32
Revision History 36