background image

REPLACEMENT PARTS

(See attached exploded drawing)

When ordering replacement parts, please refer to the model number / serial number found on the product, then give the part
number and description.

Available Parts: Please refer to the Parts drawing when ordering parts. Not all components of the jack are replacement items, but
are illustrated as a convenient  reference of location and position in the assembly sequence. When ordering parts, give Model
number, serial number and description below. Call or write for current pricing: Snap-on Tools Company, Kenosha, WI 53141-1410

4

TROUBLESHOOTING

• Contact Snap-on Technical Service

Possible Causes

Corrective Action

 Jack will not lift load

 Jack bleeds off after lift

 Will not lift to full extension

• Release knob not tightly closed

• Fluid level low

• Hydraulic unit malfunction

• Ensure release knob tightly closed

• Ensure proper fluid level

Jack will not lower after unloading

• Reservoir overfilled
• Linkages binding
• Fluid level low

• Drain fluid to proper level
• Clean and lubricate moving parts
• Ensure proper fluid level

Symptom

Summary of Contents for YA657B

Page 1: ...e handle and handle socket may have to gently tap the pin with a hammer 8 Align the pivot pin with the holes on the side plates that the pivot pin was removed from and tighten the 5 16 18 bolts into t...

Page 2: ...malfunctioning jack and then the jack stands c Using the functioning jack lower the load by turning the operating handle counterclockwise but no more than 1 2 turn 4 Push saddle down to reduce ram exp...

Page 3: ...Handle Release Knob Caster Air Motor Air Vent Screw on the power unit Air Vent Screw on the power unit Handle Fork Min Height Max Height 5 1 4 Capacity 26 Model 5 1 4 YA657B Jack Size L x H 4 Ton 4 To...

Page 4: ...rts give Model number serial number and description below Call or write for current pricing Snap on Tools Company Kenosha WI 53141 1410 4 TROUBLESHOOTING Contact Snap on Technical Service Possible Cau...

Page 5: ...5 Service Parts for Model YA657B...

Page 6: ...6 Service Parts for Model YA657B continued Hyd Unit...

Page 7: ...22098 Speed Pump Assy 1 222201h Spring 1 222257 Plug Poppet Valve 2 222533h Screen 2 223166h Ram Screen 1 226314 Gland Nut 1 226318 Grease Fitting 1 226324 Pressure Plug 1 226325 Pump Link 2 226326 Nu...

Page 8: ...8 Service Parts for Model YA660B...

Page 9: ...9 Service Parts for Model YA660B continued Hyd Unit...

Page 10: ...26325 Pump Link 2 226326 Gland Nut 1 226331 Spring 1 226353h Spring 1 226366 Bolt 1 226372 Plunger Spring 1 227397 Link 1 227436 Turning Rod Assy 1 228875 Spring 1 229887h O ring 1 229888h O ring 1 22...

Page 11: ...11 Service Parts for Model YA662B...

Page 12: ...12 Service Parts for Model YA662B continued Hyd Unit...

Page 13: ...64 Lockwasher 2 210225 Spacer 1 210311 Pipe Plug 3 210411h Washer 1 211341 Rivet 1 212227 Release Valve 1 212689 Bolt 2 213152h Packing Ring 2 213171h Packing Ring 2 214538 Groove Pin 4 Continue on ne...

Page 14: ...ed Tube 1 229910 Retaining Ring 2 229911 Retaining Ring 2 229912 Washer 4 229913 Bell Crank 1 229915 Front Wheel 2 229927 Cap Housing 1 229929 Bearing 1 229932 Spring 2 229933 Plate 2 229934 Pin 1 229...

Page 15: ...15 Service Parts for Model YA667B...

Page 16: ...16 Service Parts for Model YA667B continued Hyd Unit...

Page 17: ...r Pin 1 204842h Copper Gasket 1 209964 Lockwasher 2 210225 Spacer 1 210311 Pipe Plug 4 210411h Washer 1 211341 Rivet 1 212227 Release Valve 1 213152h Packing Ring 2 213171h Packing Ring 2 213639 Bolt...

Page 18: ...od 1 227436 Turning Rod Assy 1 228235 Cotter Pin 1 228257h U cup 1 228354 Universal Linkage 1 228813 Washer 1 228814 Glant Nut 1 228815 u cup Packing 1 228816 Washer 1 228875 Spring 1 228881 Grip 2 22...

Page 19: ...r retailer for disposition or you may contact an Au thorized Service Center listed in the product owner s manual Except where such limita tions and exclusions are specifically prohibited by law the co...

Page 20: ...memo...

Reviews: