Chery A1 2009 - Cylinder Head; Disassembly

CYLINDER HEAD UNIT REPAIR
Cylinder Head
Specifications
Torque Specifications
DESCRIPTION TORQUE (N·m)
Cylinder Head Bolts
1st Step: Tighten the bolt to 50 ± 5 N·m
2nd Step: Tighten the bolt an additional 90 ± 5°
3rd Step: Tighten the bolt an additional 90 ± 5°
Cylinder Head Cover Bolts 8 ± 3
Clearance Specifications
DESCRIPTION SPECIFICATION (mm)
Cylinder Head Flatness 0.05 - 0.10
Intake Valve Deflection 0.02
Exhaust Valve Deflection 0.04
Spring Height 49.0
Disassembly
NOTE :
The following special tools are required to perform the repair procedure:
• CH-20018 - Valve Spring Compressor
• CH-20013 - Valve Seal Remover
• CH-20011 - Valve Seal Installer
• CH-20012 - Valve Stem Seal Installer Guide
• CH-20017 - Valve Keeper Installer
• CH-20010 - Camshaft Holder
NOTE :
Replacement cylinder head comes complete with valves, seals, springs, retainers, keepers, tappets, and camshafts.
1. Remove the camshafts (See Camshaft Removal & Installation in Section 02 Engine).
2. Remove the hydraulic tappet assembly (1).
BESM020071
02–66
Chery Automobile Co., Ltd.