Comfortaire PS-121B User manual

517.787.2100 • www.marsdelivers.com • www.heatcontroller.com
Installation, Operation
& Maintenance Manual
Heat Controller • 1900 Wellworth Ave. • Jackson, MI 49203 • [phone] • www.heatcontroller.com
INSTALLATION, OPERATION
& MAINTENANCE MANUAL
Portable Room Air Conditioner
and Heat Pump
PS-121B
PSH-141A
French version of this manual is available on our website

Installation, Operation & Maintenance Manual - PS-121B / PSH-141A

Installation, Operation & Maintenance Manual - PS-121B / PSH-141A
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Installation, Operation & Maintenance PSH-141A Heat Controller
TABLE OF CONTENTS
SAFETY PRECAUTIONS
Safety rules .......................................................................................................................................3
Operating conditions .........................................................................................................................3
Electrical information..........................................................................................................................4
Accessories .......................................................................................................................................4
Identification of parts..........................................................................................................................5
Electronic control operating instructions ...........................................................................................6
Operating instructions .......................................................................................................................8
Location ............................................................................................................................................9
Window slider kit installation ............................................................................................................9
Exhaust hose installation ................................................................................................................12
Condensate drainage ......................................................................................................................13
Care and maintenance ....................................................................................................................14
Trouble shooting ..............................................................................................................................15
AIR CONDITIONER FEATURES
CARE AND MAINTENANCE
TROUBLESHOOTING TIPS
OPERATING INSTRUCTIONS
INSTALLATION INSTRUCTIONS
IDENTIFICATION OF PARTS
SAFETY PRECAUTIONS
Safety rules.......................................................................................................................3
Operating condition and suggested tools...........................................................................3
Electrical information ........................................................................................................4
IDENTIFICATION OF PARTS
Accessories ......................................................................................................................4
Identication of parts ........................................................................................................5
AIR CONDITIONER FEATURES
Electronic control operating instructions...........................................................................6
OPERATING INSTRUCTIONS
Operating instructions.......................................................................................................8
INSTALLATION INSTRUCTIONS
Location............................................................................................................................9
Window slider kit installation.............................................................................................9
Exhaust hose installation................................................................................................12
Condensate drainage .....................................................................................................13
CARE AND MAINTENANCE
Care and maintenance ...................................................................................................14
TROUBLESHOOTING TIPS
Trouble shooting.............................................................................................................15

Installation, Operation & Maintenance Manual - PS-121B / PSH-141A
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Heat Controller PSH-141A Installation, Operation & Maintenance
To prevent injury to the user or other people and property damage, the following instructions must be
followed. Incorrect operation due to ignoring the instructions may cause harm or damage.
Your air conditioner should be used in such a way
that it is protected from moisture. e.g. condensation,
splashed water, etc. Do not place or store your air
conditioner where it can fall or be pulled into water
or any other liquid. Unplug immediately if water
enters unit.
Always transport use and store your air conditioner
in a vertical, upright position on a stable, level
surface.
Turn off the product when not in use.
Always contact a qualified to make
repairs. If the supply cord is damaged it must be
repaired by an authorized servicer.
Keep a clearance of at least 1 ft. (30cm) around
the unit, away from walls, furniture and curtains.
If the air conditioner is knocked over during use,
turn off the unit and unplug from the main power
supply immediately.
servicer
SAFETY PRECAUTIONS
!
Always do this
Do not operate your air conditioner in a damp/
humid room such as a bathroom or laundry room.
Do not touch the unit with wet or damp hands or
to avoid electrical shock.
Do not remove any cover panels.
Never use this appliance if it is not working properly,
or if it has been dropped or damaged.
Never use the plug to start and stop the unit. Always
use the switch on the control panel.
Do not cover or obstruct the inlet or outlet grilles.
Do not use hazardous chemicals to clean or allow
them to come into contact with the unit.
Do not use the unit in the presence of inflammable
substances or vapors such as alcohol, insecticides,
gasoline, etc.
Do not use this product for functions other than
those described in this instruction manual.
Never do this
Save Energy
Use the unit in the recommended room size - see carton.
Locate the unit where furniture or other objects cannot obstruct the air flow.
Keep blinds/curtains closed during the sunniest part of the day.
Keep the filters clean.
Keep doors and windows closed to keep cool air in and warm air out.
The air conditioner must be operated within the temperature range indicated below:
Operating conditions
Safety rules
Suggested tools for window kit installation
1. Screwdriver(medium size Phillips)
2. Tape measure or ruler
3. Knife or scissors
4. Saw(In the event that the window kit needs to be cut down in size because
the window is too narrow for direct installation)
MODE ROOM TEMPERATURE
COOL
DRY
O
62-95 F (17-35OC)
O
55-95 F (13-35OC)
HEAT O
41-88 F ( O 5-30 C)

Installation, Operation & Maintenance Manual - PS-121B / PSH-141A
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Installation, Operation & Maintenance PSH-141A
Be sure the electrical service is adequate for the model you have chosen. This information can be found
on the name/rating plate, which is located on the side of the cabinet and behind the grille.
To minimize shock and fire hazards, proper grounding is important. Your air conditioner must be used
in a properly grounded wall receptacle. If the wall receptacle you intend to use is not adequately
grounded or protected by a time delay fuse or circuit breaker, have a qualified electrician install the
proper receptacle.
WARNING For your safety
Do not store or use gasoline or other flammable substances/vapors in the vicinity of this or any other
appliance.
To avoid fire hazard or electric shock, do not use an extension cord or an adaptor plug. Do not remove
any prong from the power cord.
WARNING Electrical Information
IDENTIFICATION OF PARTS
Accessories
Check all the accessories are included in the package and please refer to the installation instructions for
their usage.
PARTS :
PARTS NAME :
Exhaust hose and Apaptor
Window Slider Kit and bolt
Foam seal
TEMP
AUTO
COOL
DRY
HEAT
FAN
HIGH
MED
LOW
MODE
FAN SPEED
SWING
TIMER ON
ECONOMY
ON/OFF
TIMER OFF
RESET LOCK
SET TEMPERATURE( C)
FOLLOW
ME LED
DISPLAY
ION
TURBO
Remote Controller and Batteries
All the illustrations in this manual are for explanation purposes only. Your air conditioner
may be slightly different. The actual shape of parts, accessories, unit, etc. shall prevail.
NOTE:
Heat Controller
Drain hose and drain hose adaptor

Installation, Operation & Maintenance Manual - PS-121B / PSH-141A
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PSH-141A Installation, Operation & Maintenance
IDENTIFICATION OF PARTS
Front
Rear
Control panel
Horizontal louver blade
(swings automatically)
Casters
Carrying handles
(both sides)
3
1
2
3
4
6
7
8
9
10
11
Upper air intake
12
Fig.1
13
1
2
4
Fig.2
5
7
9
8
15
14
13
12
5Upper air filter
(Behind the grille)
6
10
11
Air outlet
Drain outlet
Power cord outlet
Power cord buckle*
Bottom tray drain outlet
Power plug socket*
Lower air filter
(Behind the grille)
14
Lower air intake
15
Drain outlet
*Notes: Items and are used to wrap up and store the power cord and plug when the unit is not in use.
10
12
Heat Controller

Installation, Operation & Maintenance Manual - PS-121B / PSH-141A
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Installation, Operation & Maintenance PSH-141A
AIR CONDITIONER FEATURES
Before you begin, thoroughly familiarize yourself with the functions of the control panel and
remote controller.
The unit can be controlled by the unit control panel alone or with the remote controller .
ELECTRONIC CONTROL OPERATING INSTRUCTIONS
Fig.3
NOTE: This manual does not include Remote Controller Operations, see the <<Remote
Controller Instruction>> packed with the unit for details.
OPERATION PANEL OF THE AIR CONDITIONER
15
3
4
Used to initiate the SLEEP operation.
SLEEP button
Controls the fan speed. Each time you press the
button, a different fan speed is selected in a
sequence as follows: LOW, MED, HI and AUTO.
The fan speed indicator light illuminates under
the selected fan settings except AUTO speed.
When Auto fan speed is selected, all of the fan
indicator lights turn off.
NOTE: On some models the fan speed may
not be adjustable when the unit is in Heat, Dry
or Auto modes, as the fan is automatically
controlled.
FAN button
1
2344567
8
Selects the appropriate operating mode.
Each time you press the button, a mode
is selected in a sequence that goes from
AUTO, COOL, DRY, FAN and HEAT. The
mode indicator light illuminates under the
selected mode setting.
MODE select button
Power switch on/off.
POWER button
2
Used to adjust (increase/decrease)
OO
temperature settings(2 F/1 C increments)
OO OO
in a range of 62 F(17 C) to 88 F(30 C) or
the TIMER setting in a range of 0~24hrs.
UP( ) and DOWN( ) buttons
NOTE: The control is capable of displaying
temperature in degrees Fahrenheit or degrees
Celsius. To convert from one to the other, press
and hold the Up and Down buttons at the same
time, for 3 seconds.
+-
6TIMER button
Used to initiate the AUTO ON start time and
AUTO OFF stop time program, in conjuction
with the and buttons. The timer on/off
indicator light illuminates under the timer
on/off settings.
+-
7SWING button
Used to initiate the Auto swing feature.
When the swing mode is ON, press the
SWING button to stop the louver at
the desired angle. Pressing and holding
the swing button will restart the auto
swing function.
O
Shows the set temperature in C
O
" F" and the Auto-timer settings.
While in DRY or FAN mode, it displays
the room temperature.
"" or
LED Display
8
NOTE: The control is capable of displaying
temperature in degrees Fahrenheit or degrees
Celsius. To convert from one to the other, press
and hold the Up and Down buttons at the same
time, for 3 seconds.
Heat Controller

Installation, Operation & Maintenance Manual - PS-121B / PSH-141A
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PSH-141A Installation, Operation & Maintenance
OPERATING INSTRUCTIONS
Operating Instructions
- Press the "MODE" button until the "COOL"
indicator light comes on.
- Press the ADJUST buttons "+" or " - " buttons to
select the desired room temperature.
- Press the "FAN SPEED" button to select the
desired fan speed.
- Press the "MODE" button until the "DRY"
indicator light comes on.
- Under this mode, you cannot select a fan
speed or adjust the temperature. The fan
motor operates at LOW speed automatically.
- Keep windows and doors closed for the
best dehumidifying effect.
- Do not connect the duct to window.
COOL operation
- Press the "MODE" button until the
"FAN " indicator light comes on.
- Press the "FAN SPEED" button to
choose the desired fan speed. The
temperature cannot be adjusted.
- Do not connect the duct to window.
FAN operation
TIMER operation
- Press the "MODE" button until the "HEAT"
indicator light comes on.
- Press the "+" or " - " buttons to select the desired
room temperature.
- Press the "FAN SPEED" button to select the
desired fan speed. For some models, the fan speed
can not be adjusted while the unit is in HEAT mode.
HEAT operation
(cooling only models without)
AUTO operation
- When you set the air conditioner in AUTO
mode, it will automatically select cooling,
heating or fan only operation depending
on what temperature you have selected
in relation to the actual room’s temperature.
- The air conditioner will cool / heat
automatically around the
temperature point set by you.
- Under AUTO mode, you can not
change the fan speed.
- When the unit is on, press the
Timer button to initiate the Auto-off
program, the TIMER OFF
indicator light illuminates. Press the
(+) or (-) buttons to select the desired
time within 5 seconds. Press the TIMER
button again to initiate the Auto
on timer program, the TIMER
ON indicator light illuminates. Press
the (+) or (-) buttons to select the
desired Auto-on start time.
- When the unit is off, press the Timer
button to initiate the Auto-on start
program, press it again within five
seconds to initiate the Auto-off stop
program.
- Press or hold the (+) or (-) buttons to
change the Auto time by 0.5 hour
increments, up to 10 hours, then
at 1 hour increments up to 24
hours. The control will count down
the time remaining until start.
- The system will automatically revert
back to display the previous temper-
ature setting if there is no operation
in a five second period.
Error codes and protection code:
E1- Room temperature sensor error-
Unplug the unit and plug it back in.
If error repeats, call for service.
E2- Evaporator temperature sensor error-
Unplug the unit and plug it back in.
If error repeats, call for service.
E3- Condenser temperature sensor error-
Unplug the unit and plug it back in. If error
repeats, call for service.
E4- Display panel communication error-
Unplug the unit and plug it back in.
If error repeats, call for service.
P1- Bottom tray is full - Connect the
drain hose and drain the collected
water away. If error repeats, call
for service.
DRY operation
Heat Controller

Installation, Operation & Maintenance Manual - PS-121B / PSH-141A
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Installation, Operation & Maintenance PSH-141A
OPERATING INSTRUCTIONS
Fig.4
After the unit has stopped operating, it can not
be restarted for 3 minutes. This is to protect the
unit’s compressor. Operation will automatically
start after 3 minutes has passed.
Compressor Time Delay
SLEEP operation
By pressing the sleep button, the set temperature will
OO
increase(cooling) or decrease(heating) by 2 F/1C
30 minutes. The temperature will then increase
OO
(cooling) or decrease (heating) by another 2 F/1C
after an additional 30 minutes. This new temper-
ature will be maintained for 7 hours before it returns
to the originally selected temperature. This ends
the Sleep mode and the unit will continue to operate
as originally programmed.
NOTE: This feature is unavailable under FAN or
DRY mode.
If there is a loss of power, once power is restored,
the unit will automatically restart in the last mode
it was operating in prior to the power failure.
Auto-Restart
- Turning the unit ON or OFF at any
time or adjusting the timer setting
to 0.0 will cancel the Auto On/Off timer
program.
- When an error/malfunction (E1,E2,E3
or E4) occurs, the Auto On/Off
timed program will also be cancelled.
When the Power is ON, the louver opens fully
(Fig.4).
Press the SWING button on the panel or
remote controller to initiate the Auto swing
feature.
The louver will swing up and down
automatically.
Please do not adjust the louver manually.
To stop the louver in a desired angle, press
the swing button again while the louver is in
the location you wish it to stay in.
If the louver is placed in a position/angle
that affects the cooling or heating operation,
the unit will automatically adjust the louver
angle.
Air flow direction adjustment
Swing automatically
Heat Controller

Installation, Operation & Maintenance Manual - PS-121B / PSH-141A
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PSH-141A Installation, Operation & Maintenance
INSTALLATION INSTRUCTIONS
Horizontal
window
Window Slider Kit
Minimum: A
Maximum: B
Window Slider Kit
Minimum: A
Maximum: B
Horizontal
window
Fig.6
Fig.7
Location
The air conditioner should be placed on a firm
foundation to minimize noise and vibration. For safe
and secure positioning, place the unit on a smooth,
level floor strong enough to support the unit. The unit
has casters to aid placement, but it should only be
rolled on smooth, flat surfaces. Use caution when
rolling on carpet surfaces. Do not attempt to roll the
unit over objects.
The unit must be placed within reach of a properly
rated grounded socket.
Never place any obstacles around the air inlet or
outlet of the unit.
Allow 1ft.-3ft.(30cm to 100cm) of space from the wall
for efficient air-conditioning. (Fig.5)
Window slider kit Installation
Your window slider kit has been designed to fit most
standard "Vertical" and "horizontal"window
applications. However, it may be necessary for you to
improvise/modify some aspects of the installation
procedures for certain types of windows. Please refer
to Fig. 6 & Fig.7 for minimum and maximum window
openings. Window slider kit can be fixed with a bolt
(see Fig.7a).
Note:
If the window opening is less than the mentioned
minimum length of the window slider kit, cut the one
with a hole in it to fit the window opening.
Never cut out the hole in window slider kit.
INSTALLATION INSTRUCTIONS
bolt
Window slider kit
Fig.7a
Fig.5
in. in.
cm cm
26-9/16 67.5 48-1/2 123
A
Minimum
B
Maximum
A:1ft.-3ft.(30cm-100cm) B: 1ft.( 30cm)
Heat Controller
B
A