1207027 TRANSMISSION VALVE Caterpillar parts
AP-1055B, BG-2455C, CB-514
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Alternative (cross code) number:
CA1207027
120-7027
1207027
CA1207027
120-7027
1207027
Weight: 85 pounds 38 kg.
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Extension Spring 120-7027 Compatible with Quest & Toro Timemaster Lawn Mower Series Spring 20199 20200 21199HD 21200 22200 22205 TE 22210 74670 74675 74680 74781 74784 74798
SHMDSO [Part number: 120-7027] Compatible with Quest and Toro Timemaster lawn mowers, suitable for replacing Extension Spring in various machinery and equipment || [Lawn Mower Extension Spring] Compatible model 20199 20200 21199HD 21200 22200 22205 TE 22210 74670 74675 74680 74781 74784 74798 QSS725KC42200 ECS180CKA30000 Lawn Mower parts spring replacement || [Spring quality]The 120-7027 Extension Spring is made of high-quality materials, and the length, diameter, and quantity of the coils are carefully designed. The spiral shape provides the necessary tension for reliable operation " || [Spring Durability] This Extension Spring is suitable for various natural conditions of lawns, with wear resistance, high temperature resistance, and humidity resistance, ensuring long-lasting durability || [Attention] The tension spring is a vulnerable part. In order to ensure the good operation of the lawn mower, please regularly check and replace the 120-7027 tension spring in a timely manner "
SHMDSO [Part number: 120-7027] Compatible with Quest and Toro Timemaster lawn mowers, suitable for replacing Extension Spring in various machinery and equipment || [Lawn Mower Extension Spring] Compatible model 20199 20200 21199HD 21200 22200 22205 TE 22210 74670 74675 74680 74781 74784 74798 QSS725KC42200 ECS180CKA30000 Lawn Mower parts spring replacement || [Spring quality]The 120-7027 Extension Spring is made of high-quality materials, and the length, diameter, and quantity of the coils are carefully designed. The spiral shape provides the necessary tension for reliable operation " || [Spring Durability] This Extension Spring is suitable for various natural conditions of lawns, with wear resistance, high temperature resistance, and humidity resistance, ensuring long-lasting durability || [Attention] The tension spring is a vulnerable part. In order to ensure the good operation of the lawn mower, please regularly check and replace the 120-7027 tension spring in a timely manner "
Exmark 120-7027 Extension Spring Quest Commercial ECS180CKA30000 S Series
Exmark Genuine Exmark Toro Factory Part Number 120-7027 || Compatible with Commercial, ECS180CKA30000, S-Series Quest
Exmark Genuine Exmark Toro Factory Part Number 120-7027 || Compatible with Commercial, ECS180CKA30000, S-Series Quest
RO6G 120-7027 Extension Spring for Toro Timemaster Lawn Mower 20199 20200 21199HD 21200 22200 22205TE 22210 74670 74675 74680 Replacement Commercial, ECS180CKA30000,S-Series Quest
RO6G 【Lawn Mower Extension Spring】Replacement Toro Timemaster Lawn Mower Part Number:120-7027.Used on the lawn mower responsible for providing the necessary tension and force to retract the lawn mower's pull cord, enabling the user to easily start the engine. || 【120-7027 Extension Spring】Compatible with Toro Timemaster Lawn Mower Part : 20199, 20200, 20975, 20976, 20977, 20978, 21199, 21199HD, 21200, 22200, 22205TE, 22210, 74670, 74675, 74680, 74781, 74784, 74785, 74787, 74790, 74793, 74797, 74798, ECKA30, QSS708GEM42200, QSS725GKC42200,ECS180CKA30000, Commercial,S-Series Quest. || 【Professional Design】The Toro Timemaster extension spring is made of high-quality material and wound into a spiral shape. The length, diameter and number of coils of the 120-7027 extension spring are carefully designed to produce the required pull force. || 【Excellent Durability】Extension springs for Toro are designed to withstand the repeated stresses and strains of frequent use, as well as exposure to outdoor elements such as humidity, temperature changes and UV radiation. || 【NOTE】Periodic inspection and replacement of the 120-7027 extension spring may be necessary to ensure the Toro Timemaster’s reliable and safe operation. Proper maintenance helps prevent premature wear or breakage that could affect the mower's starting mechanism.
RO6G 【Lawn Mower Extension Spring】Replacement Toro Timemaster Lawn Mower Part Number:120-7027.Used on the lawn mower responsible for providing the necessary tension and force to retract the lawn mower's pull cord, enabling the user to easily start the engine. || 【120-7027 Extension Spring】Compatible with Toro Timemaster Lawn Mower Part : 20199, 20200, 20975, 20976, 20977, 20978, 21199, 21199HD, 21200, 22200, 22205TE, 22210, 74670, 74675, 74680, 74781, 74784, 74785, 74787, 74790, 74793, 74797, 74798, ECKA30, QSS708GEM42200, QSS725GKC42200,ECS180CKA30000, Commercial,S-Series Quest. || 【Professional Design】The Toro Timemaster extension spring is made of high-quality material and wound into a spiral shape. The length, diameter and number of coils of the 120-7027 extension spring are carefully designed to produce the required pull force. || 【Excellent Durability】Extension springs for Toro are designed to withstand the repeated stresses and strains of frequent use, as well as exposure to outdoor elements such as humidity, temperature changes and UV radiation. || 【NOTE】Periodic inspection and replacement of the 120-7027 extension spring may be necessary to ensure the Toro Timemaster’s reliable and safe operation. Proper maintenance helps prevent premature wear or breakage that could affect the mower's starting mechanism.
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Compatible equipment models: 1207027:
Information:
Testing and Adjusting
General Testing and Adjusting Information
The boom lengths are listed below.325B L ... 18.2 mm (60 ft)The differences between the long reach front configuration and the standard configuration are listed below.
Line relief valve pressure settings
Adjustment for the slow return check valve
CounterweightReference: Service Manual, SENR8955
The following adjustments must be performed to prevent machine damage.
Operational Checks
Cylinder Operating Speed
The following tools are required:
StopwatchThe test conditions are listed below:
Place the machine on a level surface.
Warm the hydraulic oil temperature to 55 5 ° C (130 9° F).
Put the machine in the power mode .
Put the machine in boom priority mode .Boom Cylinder Retraction Test
Illustration 1 g00527403
Machine Position For the Retraction Test of the Boom CylinderPosition the machine, as shown. Measure the required time for the stick end to reach 2000 mm (79 inch) above ground level from the maximum digging height position. Adjust the slow return check valve in order for the boom cylinder rod end line to meet the following specifications.The 325B L must have the following speed. ... 3.9 0.3 secondsStick Cylinder Extension Test
Illustration 2 g00527405
Machine Position for Extension Test of the Stick CylinderPosition the machine, as shown. Measure the time that is required for the stick cylinder to reach the full extension position from the maximum digging height position. Adjust the slow return check valve in order for the stick cylinder end line to meet the following specifications.The 325B L must have the following speed. ... 5.3 0.3 secondsPressure Specifications
Illustration 3 g00526041
Main Control Valve (1) Relief valve for the head end of the bucket cylinder (2) Bucket cylinder rod end line relief valve (3) Stick cylinder head end line relief valve325B L Excavator With Bucket Cylinder Head And Rod End Lines
Adjust the line relief valves to the following specifications. ... 19100 980 kPa (2750 140 psi)325B L Excavator With Stick Cylinder Head End Line
Adjust the line relief valves to the following specifications. ... 22600 980 kPa (3300 140 psi)Check Valve Boom Drift Reduction Test and Adjust
The slow return check valve (2) in the boom cylinder rod end line provides adjustment for boom cylinder speed.The slow return check valve (1) in the stick cylinder head end line provides adjustment for stick cylinder speed.When the slow return check valve is turned clockwise, the return oil flow is restricted. When the return oil flow in these lines is restricted, the movement of the front attachment is slowed down.
Illustration 4 g00527350
Location of the Slow Return Valve for the Head End Line of the Stick Cylinder (1) Slow return check valve
Illustration 5 g00527351
Location of the Slow Return Check Valve for Rod End Line on the Boom Cylinder (2 ) Slow Return Check Valve
Illustration 6 g00527352
Detail Of Slow Return Check ValveConverting from the Long Reach Configuration to the Standard Reach Configuration
When the standard reach configuration is replacing the long reach configuration, complete the following adjustments.
Install the standard counterweight.325B L with long reach counterweight ... 6500 kg (14330 lb)325B L with standard counterweight ... 5200 kg (11460 lb)Before installing counterweight bolts, apply 9S-3263
General Testing and Adjusting Information
The boom lengths are listed below.325B L ... 18.2 mm (60 ft)The differences between the long reach front configuration and the standard configuration are listed below.
Line relief valve pressure settings
Adjustment for the slow return check valve
CounterweightReference: Service Manual, SENR8955
The following adjustments must be performed to prevent machine damage.
Operational Checks
Cylinder Operating Speed
The following tools are required:
StopwatchThe test conditions are listed below:
Place the machine on a level surface.
Warm the hydraulic oil temperature to 55 5 ° C (130 9° F).
Put the machine in the power mode .
Put the machine in boom priority mode .Boom Cylinder Retraction Test
Illustration 1 g00527403
Machine Position For the Retraction Test of the Boom CylinderPosition the machine, as shown. Measure the required time for the stick end to reach 2000 mm (79 inch) above ground level from the maximum digging height position. Adjust the slow return check valve in order for the boom cylinder rod end line to meet the following specifications.The 325B L must have the following speed. ... 3.9 0.3 secondsStick Cylinder Extension Test
Illustration 2 g00527405
Machine Position for Extension Test of the Stick CylinderPosition the machine, as shown. Measure the time that is required for the stick cylinder to reach the full extension position from the maximum digging height position. Adjust the slow return check valve in order for the stick cylinder end line to meet the following specifications.The 325B L must have the following speed. ... 5.3 0.3 secondsPressure Specifications
Illustration 3 g00526041
Main Control Valve (1) Relief valve for the head end of the bucket cylinder (2) Bucket cylinder rod end line relief valve (3) Stick cylinder head end line relief valve325B L Excavator With Bucket Cylinder Head And Rod End Lines
Adjust the line relief valves to the following specifications. ... 19100 980 kPa (2750 140 psi)325B L Excavator With Stick Cylinder Head End Line
Adjust the line relief valves to the following specifications. ... 22600 980 kPa (3300 140 psi)Check Valve Boom Drift Reduction Test and Adjust
The slow return check valve (2) in the boom cylinder rod end line provides adjustment for boom cylinder speed.The slow return check valve (1) in the stick cylinder head end line provides adjustment for stick cylinder speed.When the slow return check valve is turned clockwise, the return oil flow is restricted. When the return oil flow in these lines is restricted, the movement of the front attachment is slowed down.
Illustration 4 g00527350
Location of the Slow Return Valve for the Head End Line of the Stick Cylinder (1) Slow return check valve
Illustration 5 g00527351
Location of the Slow Return Check Valve for Rod End Line on the Boom Cylinder (2 ) Slow Return Check Valve
Illustration 6 g00527352
Detail Of Slow Return Check ValveConverting from the Long Reach Configuration to the Standard Reach Configuration
When the standard reach configuration is replacing the long reach configuration, complete the following adjustments.
Install the standard counterweight.325B L with long reach counterweight ... 6500 kg (14330 lb)325B L with standard counterweight ... 5200 kg (11460 lb)Before installing counterweight bolts, apply 9S-3263
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