Westward 1JYT9A Operating Instructions Manual Download

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Please read and save these instructions. Read carefully before attempting to assemble, install, operate or maintain the product described.
Protect yourself and others by observing all safety information. Failure to comply with instructions could result in personal injury and/or
property damage! Retain instructions for future reference.

Description

Westward battery chargers are mobile floor units designed to deliver maximum
starting power. They charge up to 60 amperes (maximum) on 6 or 12 volt batteries
(1JYT9A max 40 amps).
Chargers are equipped with a timer control, charging voltage and rate selector,
ammeter and automatic reset circuit breaker.

Important Safety

Instructions

READ THESE FIRST

1. SAVE THESE INSTRUCTIONS.

This manual contains important
safety and operating instructions.

2. Do not expose charger to rain or

snow.

3. Use of an attachment not

recommended or sold by the
manufacturer may result in a risk of
fire, electric shock, or injury to
persons.

4. To reduce risk of damage to electric

plug and cord, pull by plug rather
than cord when disconnecting
charger.

5. An extension cord should not be

used unless absolutely necessary.

Form 5S4079

Printed in Taiwan

05/10 JL06

Figure 1

Operating Instructions and Parts Manual

1JYT9A, 1JYU1A, 1JYU2A and 1JYU3A

N
G

Primary AC

input@ rated

12 V output

Power Supply

Requirements

Max Continuos

Charge Output
Start Output

@7.2V

Medium charge

output
Motorcycle or

finishing charging
Average

Charging Time
Primary AC

input@start

120 VAC,

60 Hz
8.5 Amps

@120V

60 Hz
40 Amps

@6/12V
200 Amps

@7.2V

130 Amps

@6V
20 Amps

@12V
2 Amps

@12V
3/4 to 1/2 hr

29 Amps

120 VAC,

60 Hz
12.0 Amps

@120V

60 Hz
60 Amps

@6/12V
250 Amps

@7.2V

185 Amps

@6V
40 Amps

@12V
2 Amps

@12V
1/2 to 1 hr

43 Amps

120 VAC,

60 Hz
12.0 Amps

@120V

60 Hz
60 Amps

@6/12V
250 Amps

@7.2V

185 Amps

@6V
0-60 Amps

@6/12V
0-3 Amps

@6/12V
1/2 to 1 hr

58 Amps

120 VAC,

60 Hz
12.0 Amps

@120V

60 Hz
60 Amps

@6/12V

30 Amps

@24V

225 Amps

@7.2V

160 Amps

@6V
40 Amps

@12V
Not

Applicable
1/2 to 1 hr

35 Amps

Specifications

1JYT9A

1JYU1A

1JYU2A

1JYU3A

Summary of Contents for 1JYT9A

Page 1: ...k of fire electric shock or injury to persons 4 To reduce risk of damage to electric plug and cord pull by plug rather than cord when disconnecting charger 5 An extension cord should not be used unless absolutely necessary Form 5S4079 Printed in Taiwan 05 10 JL06 Figure 1 Operating Instructions and Parts Manual 1JYT9A 1JYU1A 1JYU2A and 1JYU3A E N G L I S H Primary AC input rated 12 V output Power ...

Page 2: ...ave plenty of fresh water and soap nearby in case battery acid contacts skin clothing or eyes 3 Wear complete eye protection and clothing protection Avoid touching eyes while working near battery 4 If battery acid contacts skin or clothing wash immediately with soap and water If acid enters eye immediately flush eye with running cold water for at least 10 minutes and get medical attention immediat...

Page 3: ...hes with an OFF position to OFF and removing AC cord from electric outlet Never allow clips to touch each other BATTERY CHARGER CONNECTION PRECAUTIONS 1 When hooking up charger attach one clip to battery and the other to a point away from battery see Charging a Battery Installed in Vehicle and Charging a Battery Outside the Vehicle Do not hook up charger until reading the entire manual To reduce e...

Page 4: ...o lighter than the wire gauge of the charger s output cables battery cables and booster cables work well See Figure 4 3 Connect POSITIVE red charger clip to POSITIVE POS P post of battery 4 Position yourself and the free end of the cable installed in Step 2 as FAR away from the battery as possible FACING AWAY FROM THE BATTERY connect the NEGATIVE black charger clip to the free end of the cable 5 W...

Page 5: ...ge rate settings 12V Low 2 Amps 12V Medium 40 Amps 6 or 12V High 60 Amps Percent of charge needed 25 or 25 6 Plug charger supply cord into 120V 60 Hz outlet set charging rate selector for ammeter reading closest to chart column used timer will shut charger OFF when charging cycle is complete CHARGER CONTROLS MODELS 1JYT9A 1JYU1A Refer To Figure 7 The switch on the front of your charger is used to ...

Page 6: ...er as the battery requires until the battery is fully charged The charger will shut off when the battery is at full charge If left connected the charger will continue to monitor the battery and will automatically begin charging again if the battery drops below full charge To charge a battery in automatic mode return the timer to automatic no time set into the timer THE RATE SELECTOR will no longer...

Page 7: ... after 5 10 minutes the needle has not moved unplug the charger and discontinue charging NOTE If the needle drops to zero the internal circuit breaker has tripped and will reset automatically after 3 4 minutes Use a voltmeter and read the voltage of the battery If the voltage is under 11 5 volts the battery is probably defective and should be serviced or replaced If the voltage reads over 11 5 vol...

Page 8: ...tate of charge before attempting this test 3 The three zones of the meter indicate the following OK Charging system is performing properly LOW Loose fan belt or voltage regulator and or alternator faulty HIGH Faulty voltage regulator or wiring harness NOTE This type of repair work is rather specialized It may require additional tests on additional instruments for complete diagnosis IMPORTANT The c...

Page 9: ...N G L I S H Wiring Diagrams Figure 11 Model 1JYT9A Yellow Black Orange Red Blue Ammeter Black Timer Rate Selector Black Fan Rectifier Circuit Breaker Positive Negative Cable Assembly Black Cable Assembly Red Power Cord White Green Black Center Tap Thermal Breaker Transformer Black Black Switch ...

Page 10: ...agrams Continued Figure 12 Model 1JYU1A Yellow Black Orange Red Blue Ammeter Timer Black Test Switch Voltmeter w circuit board Black White Blue Rate Selector Black Fan Rectifier Circuit Breaker Positive Negative Cable Assembly Black Cable Assembly Red Power Cord White Green Black Center Tap Thermal Breaker Transformer Black Black Switch ...

Page 11: ...A Yellow Black Black Red P C B Blue Blue Ammeter Timer Red Brown Violet White Green Test Switch Voltmeter White White Selector Switch Black White Orange Fan Secondary Secondary Lead Lead Rectifier Circuit Breaker Positive Negative Cable Assembly Black Cable Assembly Red Power Cord White Black Green Ground Center Tap Thermal Breaker Transformer Black Black ...

Page 12: ...S H Yellow Black Red Blue Ammeter Timer Black Black Black Voltmeter w circuit board White Rate Selector Fan Rectifier Circuit Breaker Positive Negative Cable Assembly Black Cable Assembly Red Power Cord White Green Black Center Tap Thermal Breaker Transformer Black Switch Wiring Diagrams Continued Figure 14 Model 1JYU3A ...

Page 13: ...tive selector switch Defective timer switch Defective timer switch 1 Plug power cord into outlet 2 Inspect prongs of plug and straighten if necessary Replace outlet receptacle if defective 3 Check supply fuses or circuit breaker If necessary replace or reset 4 Check electrical continuity of cord and plug Replace if defective 5 Inspect all internal electrical connections Reconnect or tighten any th...

Page 14: ...nd Parts Manual Please provide following information Address parts correspondence to Grainger Parts Operations P O Box 3074 1657 Shermer Road Northbrock IL 60065 3074 U S A Model number Serial number if any Part description and number as shown in parts list 1JYT9A 1JYU1A 1JYU2A and 1JYU3A 12 13 10 11 14 19 18 17 15 16 21 20 23 22 1 7 6 5 4 3 2 9 8 E N G L I S H ...

Page 15: ... o n K l o r t n o C 6 1 1 G 6 6 6 2 610 4 2 T T Control Knob Rate Selector 6 1 17 Rotary Switch for 1JYT9A 1JYU1A 1JYU3A TT246408666G 1 1 G 6 6 6 4 0 8 5 6 8 T T y l n O 2A U Y J 1 r o f y l b m e s s A B C P 7 1 1 G 6 6 6 2 7 3 6 4 2 T T y l n O 2A U Y J 1 r o f r e m i T 8 1 1 G 6 6 6 3 7 2 6 4 2 T T 3A U Y J 1 1A U Y J 9A T Y J 1 r o f r e m i T 8 1 1 G 6 6 6 7 3 2 6 4 2 T T 2A U Y J 1 1A U Y ...

Page 16: ... those in neighboring areas While Westward attempts to assure that its products comply with such codes it cannot guarantee compliance and cannot be responsible for how the product is installed or used Before purchase and use of a product review the product applications and all applicable national and local codes and regulations and be sure that the product installation and use will comply with the...

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