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Hitachi ZAXIS 70LC - User Manual

Hitachi ZAXIS 70LC
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Serial No.
ZAXIS70, 70LC,
80SB, 80SBLC 060001 and up
ZAXIS85US 040001 and up
PART NO. EM1CD-EN3-2
Operator’s Manual
70
70LC
80SB
80SBLC
85US
Excavator

Table of Contents

Questions and Answers

  • A
    Anthony RichardsAug 10, 2025
    How to fix Hitachi ZAXIS 70LC engine that cranks but won't start?
    • J
      Julian KingAug 10, 2025
      If your Hitachi Excavators engine cranks but doesn't start, several issues could be the cause. Start by checking the fuel level and ensuring you're using the correct fuel. Contaminated fuel can also be a culprit, so drain the tank and add clean fuel. Other potential causes include low battery power (charge or replace the battery), a plugged air filter (replace elements), or a plugged fuel filter (remove air from the fuel system). Additionally, check for poor electrical connections at the battery and starter motor, cleaning and tightening them as needed. If these steps don't resolve the issue, the problem might stem from the injection pump or dirty injection nozzles, which would require attention from an authorized dealer.
  • K
    Kristopher MorganAug 17, 2025
    What to do if my Hitachi ZAXIS 70LC Excavators engine is hard to start?
    • W
      Wayne GeorgeAug 18, 2025
      If you're having trouble starting your Hitachi Excavators engine, begin by ensuring you have sufficient and correct fuel. If the fuel is contaminated, drain the tank and replace it with clean fuel. Also, check your battery; a low battery can prevent starting, so charge or replace it. Examine the air and fuel filters for blockages; replace the air filter elements and remove any air from the fuel system. Furthermore, inspect the battery and starter motor connections for any looseness or corrosion, cleaning and tightening them as necessary. If the problem persists, the issue might involve the injection nozzles, injection pump, or glow plugs, requiring professional assistance from an authorized dealer.
  • M
    Marcia GibsonAug 26, 2025
    Why won't my Hitachi Excavators engine start even though it cranks?
    • B
      bwoodardAug 26, 2025
      If your Hitachi Excavators engine cranks but fails to start, the issue could stem from several causes. It may be due to no fuel, wrong fuel, or contaminated fuel, so ensure you have the correct, clean fuel. Low battery power, a plugged air filter, or a plugged fuel filter could also be responsible. Check for poor electrical connections at the battery and starter motor. In some cases, the fuel feed pump plunger may be up; push it down and tighten the knob. If none of these resolves the problem, consider issues like a faulty starter motor (replace the starter) or leaks in the fuel system (check connections).
  • L
    laurahernandezSep 1, 2025
    How to troubleshoot fuel issues in Hitachi Excavators when the engine won't start?
    • P
      Paula MurphySep 1, 2025
      To troubleshoot fuel issues preventing your Hitachi Excavators engine from starting, begin by confirming that you have enough fuel and that it is the correct type. If the fuel is contaminated, drain the tank and add clean fuel. Inspect the fuel system for leaks by checking all connections. Also, check the fuel filter for any blockages and remove any air from the fuel system. Ensure the fuel feed pump plunger is down and tightened. If the feed pump strainer is dirty, clean or replace it. If problems persist, the fuel shut-off linkage may need adjustment or repair.

Hitachi ZAXIS 70LC Specifications

General IconGeneral
BrandHitachi
ModelZAXIS 70LC
CategoryExcavators
LanguageEnglish

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