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Aquacal LTM0266 User Manual

Page 4

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TABLE OF CONTENTS

4.3.e

Operating Pressures and Water Flow Rates .................................................................. 19

Operating Pressure ..................................................................................................... 19

Water Flow Rates ........................................................................................................ 19

4.3.f

Water Flow (Pressure) Switch Adjustment ..................................................................... 20

4.3.g

Water Hammer Suppression ......................................................................................... 21

4.4

Wiring .................................................................................................................................. 21

4.4.a

Standards ...................................................................................................................... 21

4.4.b

General Requirements .................................................................................................. 22

4.4.c

Grounding and Bonding ................................................................................................. 22

4.4.d

Sizing the Electrical Service .......................................................................................... 22

4.4.e

Ground-Fault Protection ................................................................................................ 22

4.4.f

External Controls / Equipment ....................................................................................... 22

4.4.g

Positioning Mode Jumper .............................................................................................. 23

4.5

Programming....................................................................................................................... 23

4.5.a

Program Displays .......................................................................................................... 24

4.5.b

Service Level Programs ................................................................................................ 24

Entering Service Menu ................................................................................................ 24

Deactivating Time Delay ............................................................................................. 24

Configuring for External Controller .............................................................................. 24

Configuring for Remote Flow Switch ........................................................................... 25

Calibrating Water Sensor ............................................................................................ 25

Calibrating Defrost Sensor .......................................................................................... 25

Adjusting Dead-Band Differential ................................................................................ 26

Resetting Heat Pump ("Back Door” Entry) ................................................................... 26

4.5.c

Default Program Parameters ......................................................................................... 27

4.6

Optional Installation ............................................................................................................. 27

4.6.a

Pool and Spa Combination Heating ............................................................................... 27

4.6.b

Spa Setback Heating Option ......................................................................................... 27

SECTION 5 - TROUBLESHOOTING

5.1

Symptom / Resolution Charts .............................................................................................. 28

Control Panel Not Working .......................................................................................... 28

Heat Pump Not Running ............................................................................................. 28

Heat Pump Running, Not Heating ............................................................................... 29

Heat Pump Tripping Breaker ....................................................................................... 30

Heat Pump Won’t Shut Off .......................................................................................... 30
Heat Pump Running, Not Cooling ............................................................................... 31

Water Coming From Heat Pump ................................................................................. 31

5.2

Fault Code Definitions ......................................................................................................... 32

“dPO” Indicator ............................................................................................................ 32

“PO” Indicator .............................................................................................................. 32

“dPC” Indicator ............................................................................................................ 32

“PC” Indicator .............................................................................................................. 32

“HP” Indicator .............................................................................................................. 32

“HP5” Indicator ............................................................................................................ 32

“LP” Indicator .............................................................................................................. 33

“LP5” Indicator ............................................................................................................ 33

“OtA” Indicator ............................................................................................................. 33