Heat Controller SMH 18 - Manuals

Page 2 - OWNER’S MANUAL; Table of Contents; Safety Precautions; Display Panel Identification; Care and Maintenance; sonnel only

SMA/SMH OWNER’S MANUAL Heat Controller, Inc. 1 Table of Contents Safety Precautions Warnings and Cautions ............................................................... 2 Operating Instructions Part Names .................................................................................. 3 Display P...

Page 3 - This symbol indicates the possibility of death or serious injury.

SMA/SMH OWNER’S MANUAL 2 • Do not attempt to install this air conditioner by yourself. • This unit contains no user-serviceable parts. Always consult authorized service personnel for repairs. • Do not insert or objects into the outlet or intake grilles. • Do not start and stop air conditioner operat...

Page 4 - : For cooling only models; AUTO indicator; NOTE; AUTO indicator; control feature is activated in heating operation.

3 SMA/SMH OWNER’S MANUAL Heat Controller, Inc. 1 5 4 3 2 3 The display panel of the indoor unit will look like one of the following: NOTE : For cooling only models ≥18000Btu/h indicator light 2 is for FAN ONLY, not defrost. AUTO indicator This indicator illuminates when the air conditioner is in AUT...

Page 5 - TEMPERATURE indicator; This indicator; TIMER indicator; This indicator illuminates when the TIMER is set ON/OFF.

4 SMA/SMH OWNER’S MANUAL Heat Controller, Inc. 3 TEMPERATURE indicator Displays the temperature settings when the air conditioner is operational. 4 OPERATION /POWER indicator This indicator after power is on and illuminates when the unit is in operation. The operation in- dicator lights rapidly time...

Page 6 - See chart below for operating conditions:; Features and Functions:

SMA/SMH OWNER’S MANUAL Heat Controller, Inc. 5 Mode Temp Ambient Operating Conditions Fahrenheit Celsius Cooling Outdoor 5 to 109.4 -15 to 43 Indoor =62.6 =17 Heating Outdoor 5 to 75.2 -15 to 24 Indoor =86 =30 Dehumidification Outdoor 23 to 109.4 -5 to 43 Indoor >17 >62.6 See chart below for o...

Page 7 - AUTO operation; selected and the actual room temperature.; ECONOMY/SLEEP operation

Heat Controller, Inc. OWNER’S MANUAL SMA/SMH 6 AUTO operation • When you set the air conditioner to AUTO mode, it will auto - matically select cooling, heating (heat pump models only), or fan only operation depending on what temperature you have selected and the actual room temperature. • The air co...

Page 8 - Airflow Direction Control; To set the vertical air flow(Up–Down) direction

SMA/SMH OWNER’S MANUAL Heat Controller, Inc. 7 • Do not operate the air conditioner for long periods with the air flow direction set downward in cooling or dehumidifying mode. Otherwise, condensation may occur on the surface of the vertical louver causing moisture to drop on to the floor or on furni...

Page 9 - Typical Operational Occurrences; minutes in order to protect the compressor.

Heat Controller, Inc. OWNER’S MANUAL SMA/SMH 8 Typical Operational Occurrences The following events may occur during normal operation. 1. Protection of the air conditioner. Compressor protection • If the unit is stopped and then immediately restarted again, the compressor will not operate for about ...

Page 10 - could drop onto the floor or objects below the indoor unit.; Electrical interference; interference can occur.

SMA/SMH OWNER’S MANUAL Heat Controller, Inc. 9 7. Condensation • Dripping water may generate on the surface of the indoor unit when cooling in relatively high humidity. Adjust the vertical louver to the maximum air outlet position and select HIGH fan speed. NOTE : Water could drop onto the floor or ...

Page 11 - it may damage the electronic components. A damp; Cleaning the Grille, Case and Remote Controller; Continued on next page

Heat Controller, Inc. OWNER’S MANUAL SMA/SMH 10 Care and Maintenance • Do not use an overly wet cloth to clean the unit as it may damage the electronic components. A damp cloth can be used if needed. • Do not use a chemically treated cloth or duster to clean the unit. • Do not use benzine, paint thi...

Page 13 - Troubleshooting Tips; Symptoms Possible Cause/Things to Check

Heat Controller, Inc. OWNER’S MANUAL SMA/SMH 12 Troubleshooting Tips Stop the air conditioner immediately if one of the following errors occurs. Disconnect the power and contact an authorized servicer. Call for service if OPERATION indicator light flashes rapidly (5 times every second) and this can’...