John Deere HR-2700GH - Manuel (Page 24)

4 AC-Series Operator’s Manual-E/F
Troubleshooting
symptom Problem solution
Engine does not start. Fuel tank empty. Fill fuel tank.
Throttle lever not in run position. Move throttle lever up to run position.
Improper fuel. Drain and Replace. Use correct fuel.
Old fuel. Drain and Replace. Use fresh fuel.
Spark plug wire loose or Connect spark plug.
disconnected.
Spark plug not gapped correctly. Check and set spark plug gap.
Spark plug failed. Install new spark plug.
Ignition parts failed. See your John Deere dealer.
engine starts hard or loses Dirt or water in fuel tank. Drain and clean fuel tank.
power.
Vent in gas cap plugged. Clean vent or install new gas cap.
Air cleaner element dirty. Clean or replace air cleaner element.
Spark plug not gapped correctly. Check and set spark plug gap.
Spark plug failed. Clean, regap and tighten spark plug or
install new spark plug.
Ignition parts failed. See your John Deere dealer.
Cylinder exhaust ports plugged. See your John Deere dealer.
Engine runs erratically. Carburetor out of adjustment. See your John Deere dealer.
Spark plug failed. Install new spark plug.
Spark plug not gapped correctly. Check and set spark plug gap.
Cooling fins are plugged. Clean cooling fins.
Engine idles poorly. Air filter element dirty. Clean or replace element.
Carburetor out of adjustment. See your John Deere dealer.
Cooling fins plugged. Clean cooling fins.
Engine overheats. Blower housing or cooling fins Clean blower housing and cooling
plugged. fins.