Outline • Ripper lifting height and digging depth can be controlled with ripper cylinder (4). Since the point tips cut into the ground under the load of the ripper's heavy weight, the ripper easily performs heavy-duty digging work that cannot be done by the scarifier.
1. Bracket 2. Rod 3. Shank 4. Ripper cylinder
Unit: mm No.
Check Item
Criteria Standard Size
5
Clearance between pin and bushing
50
6
Clearance between pin and bushing
60
7
Clearance between trunnion and bushing
60
8
Point wear
GD610, 620 GD660, 670
Tolerance Shaft
Hole
-0.025 -0.050 -0.030 -0.076 -0.100 -0.174
+0.142 +0.080 +0.054 0 +0.174 +0.100
Remedy Standard Clearance
Clearance Limit
0.105 to 0.192
0.5
0.03 to 0.13
0.5
0.200 to 0.348
0.5
Standard Size
Repair Limit
290
150
Replace
74-9 o
90
OTHERS
Air conditioner ................................................................... 90-2
GD610, 620 GD660, 670
90-1 8
AIR CONDITIONER (if equipped) AIR CONDITIONER PIPING H Type (Refrigerant: for R134a)
SYSTEM DIAGRAM
1. 2. 3. 4. 5. 6. 7.
Air conditioner unit Dry receiver Compressor Condenser Hot water heater Evaporator Blower unit
A. Vent
90-2 8
GD610, 620 GD660, 670
AIR CONDITIONER CONDENSER
1. Refrigerant gas inlet port 2. Fan
3. Connector 4. Refrigerant gas outlet port
AIR CONDITIONER COMPRESSOR
1. 2. 3. 4.
Refrigerant outlet port Refrigerant inlet port Relief valve Clutch
SPECIFICATIONS Type: Piston pump type Refrigerant used: R134a
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