bmw repair manual: 7 series (e32): 1988-1994 - excerpt

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CYLINDER HEAD REMOVAL AND INSTALLATION 113 Intake manifold non-return valve, remov- ing and installing (M60 engine) Disconnect negative (–) battery cable. See 020 Maintenance. Remove plastic covers from top of engine. • Pry out plugs (arrows) from covers. • Remove nuts and bolts from beneath plugs. • Lift off covers, removing center cover first. Remove coolant expansion tank (A). See 170 Radiator and Cooling System. Working at rear of intake manifold: • Remove vacuum hoses (A and B) and brake booster hose (C). WARNING — Due to risk of personal injury, be sure the engine is cold be- fore beginning work on the intake manifold. CAUTION — Prior to disconnecting the battery, read the battery disconnec- tion cautions given at the front of this manual on page viii.

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An excerpt from the BMW Repair Manual: 7 Series (E32): 1988-1994 - Section 113 - Cylinder Head Removal and Installation. This excerpt shows the procedure for removing and installing the intake manifold non-return valve on an M60 engine. For more information, visit http://www.bentleypublishers.com/bmw/7-series/735i/1988-1992/BMW-7-Series-E32-1988-1994-Repair-Manual.html

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Page 1: BMW Repair Manual: 7 Series (E32): 1988-1994 - Excerpt

CYLINDER HEAD REMOVAL AND INSTALLATION 113

Intake manifold non-return valve, remov-ing and installing (M60 engine)

– Disconnect negative (–) battery cable. See 020 Maintenance.

Remove plastic covers from top of engine.

• Pry out plugs (arrows) from covers. • Remove nuts and bolts from beneath plugs. • Lift off covers, removing center cover first.

Remove coolant expansion tank (A). See 170 Radiator andCooling System.

Working at rear of intake manifold:

• Remove vacuum hoses (A and B) and brake booster hose (C).

WARNING —Due to risk of personal injury, be sure the engine is cold be-fore beginning work on the intake manifold.

CAUTION —Prior to disconnecting the battery, read the battery disconnec-tion cautions given at the front of this manual on page viii.

Page 2: BMW Repair Manual: 7 Series (E32): 1988-1994 - Excerpt

113 CYLINDER HEAD REMOVAL AND INSTALLATION

Remove tube locking clip (arrow) and slide vent tube for-ward.

NOTE —Heater hoses shown removed for clarity.

Remove rear intake manifold non-return valve fasteners (arrows) and remove valve assembly.

NOTE —Do to restricted space at the rear of intake manifold, it may benecessary to use a short star drive bit with a wrench to accessand remove fasteners.

– Installation is reverse of removal.

NOTE —Always install new gaskets and seals.

Page 3: BMW Repair Manual: 7 Series (E32): 1988-1994 - Excerpt

The BMW Repair Manual: 7 Series (E32): 1988-1994 is a comprehensive, single source of service information, technical specifications, and wiring schematics for the BMW 7 Series from 1988 to 1994. Whether you’re a repair professional or a do-it-your-self BMW owner, this manual will help you understand, care for and repair your E32 7 Series.

New durable hardcover format - This BMW manual is now being published as a durable, long-lasting hardcover book designed to withstand many years of use in a professional shop or home garage.

Features:

• Maintenance procedures from brake fluid changes to resetting the Service Indicator. This manual tells you what to do and how and when to do it.

• Engine service, repair, and reconditioning, including valve clear-ance adjustment for 6-cylinder (M30) engine and camshaft timing chain setup and adjustment for V8 (M60) and V12 (M70) engines.

• Information for specific driveability problems for DME 1.2 (early and late), DME 1.3, DME 1.7, and DME 3.3 engine management systems, On-Board Diagnostics (OBD), and Electronic Throttle Control (EML).

• Suspension and brake system maintenance, troubleshooting, adjustment and repair, including ABS, traction control (ASC/ASC+T), self levelling suspension (LAD), and electronic damping control (EDC III).

• Automatic heating and air conditioning (IHKA) repair, including A/C component replacement.

• Body adjustments and repairs.• Wiring schematics for circuits including power distribution,

grounds circuits, and an expanded electrical component location section.

• Comprehensive BMW factory tolerances, wear limits, adjustments and tightening torques that you’ve come to expect from Bentley manuals.

BMW 7 Series (E32)Service Manual: 1988-1994735i, 735iL, 740i, 740iL, 750iLPrice: $119.95 Bentley Stock Number: B794Publication Date: 2005.apr.1ISBN: 978-0-8376-1619-3Hardcover, 8 3/8 in. x 11 in.984 pages, 839 b/w photos, illustrations and diagrams

7 Seres Models, engines covered

• 735i/iL (M30 - 3.5L engine)• 740i/iL (M60 - 4.0L engine)• 750iL (M70 - 5.0L engine)

Transmissions covered (remove, install, external service)Manual Transmission• Getrag 260/6 (5 Speed)Automatic Transmission• 4 HP 22 (4 speed)• 4 HP 24 (4 speed)• A5S 560 Z (5 Speed)

See how to perform routine mainte-nance procedures, such aschecking brake pad thickness.020 Maintenance

Detailed, accurate electrical wiring diagrams and component locationinformation.610 Electrical Component Locations

Bentley Publishers, 1734 Massachusetts Avenue, Cambridge, MA 02138-1804 USATel: 617-547-4170 • Toll Free: 800-423-4595 • Fax: 617-876-9235http://www.bentleypublishers.com/contact-sales

established 1950Automotive Reference™

BentleyPublishers.com

bentley_b794_new.product.announcement.pdf

Detailed descriptions of engine repairprocedures, including timing chainsetup and adjustment for all engines.117 Camshaft Timing Chain