Snap-On YA700B - Troubleshooting

3
TROUBLESHOOTING
Symptom Possible Causes Corrective Action
Jack will not lift load
• Release valve not tightly closed
• Overload condition
• Ensure release valve tightly closed
• Remedy overload condition
Jack bleeds off after lift • Hydraulic unit malfunction
• Discontinue use, contact Snap-on Tech-
nical Service
Jack will not lower after unloading
• Reservoir overlled
• Linkages binding
• Fluid level low
• Drain uid to proper level
• Clean and lubricate moving parts
• Ensure proper uid level
Will not lift to full extension
• Fluid level low • Ensure proper uid level
Key
Number
Snap-on Stock
Number
Description
1 YA700B1 Rear Caster
2 YA700B2 Handle - Red
3 YA700B3 Universal Joint
4 YA700B4 Front Wheel
5 YA700B5 Power Unit
6 YA700B6 Saddle
7 YA700B7 Air Vent w/Gasket
8 YA700B8 Washer & Retaining Ring
9 YA700B9 Handle Retaining Bolt
10 YA700B10 Return Spring (2 pc.)
11 YA700B11 Pump Piston Assembly
12 YA700B12 Handle Insert & Pin
Replacement Parts List:
Figure 2 - YA700B Replacement Parts Illustration
12
11
10
5
4
3
6
7
8
9
2
1