Service Repair Manual
301.5 Mini Hydraulic Excavator
Product: MINI HYD EXCAVATOR
Model: 301.5 MINI HYD EXCAVATOR MNH
Configuration: 301.5 Mini Hydraulic Excavator MNH00001-UP (MACHINE) POWERED BY C1.1 Engine
Disassembly and Assembly
301.5,301.6,301.7,301.8,302 Mini Hydraulic Excavator Machine Systems
Media Number -M0092231-00
Publication Date -01/09/2018
Date Updated -11/09/2018
Hydraulic System Pressure - Release
SMCS - 5050-553-PX
Personal injury or death can result from sudden machine movement.
Sudden movement of the machine can cause injury to persons on or
near the machine.
To prevent injury or death, make sure that the area around the machine
is clear of personnel and obstructions before operating the machine.
Pressurized system: Hot coolant can cause serious burn. To open cap,
stop engine, wait until radiator is cool. Then loosen cap slowly to relieve
To relieve the pressure from the coolant system, turn off the machine. Allow the cooling system
pressure cap to cool. Remove the cooling system pressure cap slowly to relieve pressure.
301.5 Mini Hydraulic Excavator MNH00001-UP (MACHINE) POWERED BY C1.1 ...
Personal injury can result from hydraulic oil pressure and hot oil.
Hydraulic oil pressure can remain in the hydraulic system after the
engine has been stopped. Serious injury can be caused if this pressure is
not released before any service is done on the hydraulic system.
Make sure all of the attachments have been lowered, oil is cool before
removing any components or lines. Remove the oil filler cap only when
the engine is stopped, and the filler cap is cool enough to touch with
your bare hand.
1. Lower the work tools to the ground.
2. Shut off the engine.
3. Turn the key to the ON position before moving the joysticks.
4. Move the joysticks through the full range of travel. This will relieve a