Kenworth Y53-1024 User manual

Kenworth Clean Power™System
Operator’s Manual
Y53-1024 12/06
English Page 5
French Page x
Spanish Page x

Y53-1024 12/06 Kenworth
- 2 -
NORMAL
OFF/RESET
OFF
Inverter/Charger Lamp
Shore Power Lamp
(120-Volt AC)
Air Conditioning/Heating
Switch
Inverter/Charger
Switch
Air Conditioner
Pump Lamp
Fan Control Dial
Sleeper Fresh/Recirculation Air
Switch
CHARGE
Charge/Enable Switch
(located on dash)
Protection Unit
(Circuit Breaker/GFCI)
(located in driver’s side tool
box)
Sleeper Control Panel
Temperature Control Dial
Green Snowflake

Kenworth Y53-1024 12/06 - 3 -
NORMAL
OFF/RESET
OFF
Page 19
Page 26
Page 24
Page 19
Page 28
Page 25 & 27
Page 28
CHARGE
Page 32
Page 22
Page 27

Y53-1024 12/06 Kenworth
- 4 -
contents
Jump-Start Procedure................................................. 9
Diagram ...................................................................................10
Charging using Shore Power...................................................12
Charging using Battery Charger ..............................................13
12-Volt DC System..................................................... 14
Main Batteries..........................................................................15
Starter Batteries ......................................................................16
Interior Lighting........................................................................16
Electrical System Monitoring ...................................................17
Low Voltage Disconnect...........................................................17
120-Volt AC System................................................... 18
Shore Power and Inverter........................................................18
Inverter/Charger Switch...........................................................19
Inverter/Charger & Shore Power Lamps..................................19
Inverter/Charger Indicator Chart..............................................20
Protection Unit .........................................................................22
120-Volt AC Outlets .................................................................23
Introduction
The Kenworth Clean Power System .......................... 5
Location of Components............................................................6
Safety Signals............................................................................7
Electric Power System
Troubleshooting
Troubleshooting......................................................... 34
Heating and Air Conditioning System
Using the Heater........................................................ 24
Air Conditioning/Heating Switch ..............................................24
Temperature Control Dial.........................................................25
Fuel-Fired Heater ....................................................................25
Using the Air Conditioner ......................................... 26
Air Conditioning/Heating Switch ..............................................26
Temperature Control Dial.........................................................27
Air Conditioning Pump ON Lamp ............................................27
Fan Control Dial.......................................................................28
Fresh/Recirculation Air Switch.................................................28
Cooling Vents ..........................................................................29
Storage Cooler ........................................................................30
Air Conditioning Charge Unit ...................................................31
Charge Enable Switch .............................................................32
System Operation to Ensure Maximum
Cooling Efficiency ....................................................................33

Kenworth Y53-1024 12/06 - 5 -
Introduction
INTRODUCTION
The Kenworth Clean Power System
The Kenworth Clean Power System is a battery-powered sleeper climate
control system with the capability to provide engine-off heating and cool-
ing, plus 120-Volt AC accessory power to drivers for up to 10 hours. To
recharge the cooling and electrical capacity, the truck must be driven or
connected to shore power.
The Kenworth Clean Power System sleeper heating and air conditioning
system is an independent system from the cab heating and air conditioning
system. Both the controls and the heat and cooling sources are different.
Kenworth Clean Power System features include:
Compliance with all state and federal anti-idling regulations.
Engine-off sleeper heating, cooling, and 120-Volt AC power.
No engine noise or vibration.
Improved fuel economy.
•
•
•
•
This Operator’s Manual contains useful information for the safe and ef-
ficient operation of your Kenworth Clean Power System.
All information contained in this manual is based on the latest production
information available at the time of publication. Kenworth Truck Company
reserves the right to make changes at any time without notice.

Y53-1024 12/06 Kenworth
- 6 -
Introduction
High Output Alternator
Starter Batteries
Storage Cooler (under lower bunk)
Main Batteries
Air Conditioning
Charge Unit
Enhanced Insulation
Fuel-Fired Heater
(in passenger’s side
tool box)
LED Lighting
Protection Unit
(in driver’s side tool box)
Location of Components
Starter Battery Disconnect
Switch (cab floor)
Shore Power
(120-Volt AC)
Connector
Main Battery
Disconnect Switch

Kenworth Y53-1024 12/06 - 7 -
Introduction
Safety Signals
A number of alerting messages are in this manual. Please read and follow
them. They are there for your protection and information. These messages
can help you avoid injury to yourself and your passengers, and help prevent
costly damage to the vehicle.
Key symbols and “signal words” are used to indicate what kind of message
is going to follow. Pay special attention to instructions prefaced by symbols
and signal words “WARNING,” “CAUTION,” or “NOTE.” Please do not ignore
any of these alerts.
WARNING
When you see this symbol and word, the message that follows is
especially vital. This signals something that can cause injury or
even death. This message will tell you what the hazard is, what
can happen if you don’t heed the warning, and how to avoid it.
Example:
WARNING! Do not carry additional fuel contain-
ers in your vehicle. Fuel containers, either full
or empty, may leak, explode, and cause or feed
a fire. Do not carry extra fuel containers, even
empty ones are dangerous.
CAUTION
This symbol and word signals something that could damage your
vehicle.
Example:
CAUTION: Continuing to operate your vehicle
with insufficient oil pressure will cause serious
engine damage.

Y53-1024 12/06 Kenworth
- 8 -
Introduction
NOTE
Gives you information we feel you would like to have. It could have to do
with care of your vehicle or with driving more efficiently.
Example:
NOTE: Pumping the accelerator will not assist in
starting the engine.
Please take the time to read these messages when
you see them, and remember:
WARNING!
Something that could cause an injury or even death.
CAUTION:
Something that could cause damage to your vehicle.
NOTE:
Useful information.

Kenworth Y53-1024 12/06 - 9 -
Electric Power System
Charging instructions for the Kenworth Clean Power System is as follows:
ELECTRIC POWER SYSTEM
WARNING! Do not attempt to jumpstart the ve-
hicle. The electrical charging system used for the
Kenworth Clean Power System is different than
normal charging systems. Failure to adhere to
the proper charging procedure could lead to seri-
ous injury or vehicle damage. Refer to the charg-
ing instructions located on the top of the main
battery box cover or in the Kenworth Clean Power
operator’s manual supplement/service manual.
Do not attempt to jumpstart the vehicle. If you have a battery problem, it is
best to contact an authorized Kenworth repair facility or a reputable towing
service. When you do, inform them of the charging instructions and the
wiring schematic on page 10.
Vehicles equipped with the Kenworth Clean Power System have battery
configurations that are different than traditional vehicles. These vehicles
have two different sets of batteries; the Main Batteries and the Starter Bat-
teries.
Starter Batteries Charging Terminals Main Batteries
Charging Instructions

Y53-1024 12/06 Kenworth
- 10 -
Electric Power System
CHARGING