Daikin Enfinity - Default Chapter; Table of Contents

IM 1059-12 LARGE VERTICAL WSHP 2 www.DaikinApplied.com
Model Nomenclature ..........................3
Prior To Installing .............................4
Receiving and storage ........................4
Pre-installation ..............................4
Installation Considerations .....................5
Unit location ................................5
Fan deck arrangements .......................5
Vibration isolators ............................6
Air balancing ................................7
Sheave Adjustment ...........................7
Ductwork and attenuation ......................9
Ventilation air................................9
Accessory 2" deep lter rack kit with return air duct
ange ....................................10
Unit Installation..............................12
Piping ....................................12
Condensate Drain Connection .................13
Typical Piping With Optional Waterside Economizer 14
Typical WSE eld provided and installed jumper piping
routing details –LVC/LVW– sizes 072-120,
right-hand .................................16
LVC/LVW – sizes 072-120, left-hand.............17
Typical WSE eld provided and installed jumper piping
routing details –LVC/LVW– sizes 180-290,
right-hand .................................18
LVC/LVW – sizes 180-290, left-hand.............19
Water System Quality ........................20
Cleaning & ushing system....................21
Operating limits .............................21
Electrical data ..............................22
Antifreeze correction factors ...................23
Start-Up ....................................24
Start-up ...................................24
Control options .............................26
MicroTech
®
III controller ......................27
MicroTech III unit controller and I/O expansion module
terminals, locations and descriptions ............30
MicroTech
®
III controller with LonWorks
®
or BACnet
®
communication module .......................33
Typical Wiring Diagrams ......................34
MicroTech III controller with I/O expansion module with
hot gas reheat (HGRH) 208/230, 460, 575-60-3 (1.5
hp or less) .................................34
MicroTech III controller with I/O expansion module
with hot gas reheat (HGRH) 208/230, 460, 575-60-3
(greater than 1.5 hp) .........................35
MicroTech III controller with I/O expansion module –
with waterside economizer (WSE) 208/230, 460, 575-
60-3 ......................................36
MicroTech III controller with I/O expansion module –
with waterside economizer (WSE) 208/230, 460, 575-
60-3 ......................................37
Thermostats & Wall Sensors...................38
Typical Connections For Thermostats & Temperature
Sensors ...................................38
Thermostats & Wall Sensors...................40
Additional Accessories .......................41
Troubleshooting .............................42
MicroTech III unit controller and I/O expansion module
status LED's and fault outputs..................42
MicroTech III unit controller LED faults and remedy . 43
I/O expansion module LED faults and remedy .....45
Additional troubleshooting for size 290 only .......46
Troubleshooting water source heat pump units ....47
General Maintenance .........................49
Typical Refrigeration Cycles ...................50
Water source heat pump equipment check, test and
start form ..................................53
Contents