750XS (MaximX)

Inspection and Assembly

INSPECTION

1. Inspect the starter plunger 1 for damage. Replace if damaged or worn.

• Vacuum piston 2. Replace if scratched/worn.

•Throttle valve diaphragm 3. Replace if torn or damaged.

Remounting the Engine

1.  Refer to engine removal. Reverse those removal steps that apply.

2.  Tighten engine mounting bolts

Engine Mounting Bolt: Front 1: 42 Nm (4.2 m-kg, 30 ft-lb) 
Rear 2 : 90 Nm (9.0 m-kg, 65 ft-lb) 
Down Tube 3 , Bracket 4 : 33 Nm (3.3 m-kg, 24 ft-lb)

Installing Carbs into old, dry rubber manifolds

INSTALLATION

1. Install carburetors: Reverse the removal steps.

Yeah, right...

Maxim X Carburetor Installation

A Technique for reinstalling old hardened intake boots. (Note: This will probably not work on other models with long boots)

This is not a Yamaha procedure. It was developed by Joe D. HAP and dv

Carburetor Overhaul

REMOVAL

1. Remove carburetor assembly. Refer to engine removal section.

NOTE: The following parts can be cleaned and inspected without disassembly.
• Piston valve
• Jet needle

2.  Disconnect:

Front Brake

FRONT BRAKE

Lubrication Diagrams

LUBRICATION DIAGRAM

  


Cooling System

COOLING SYSTEM

 

 

3 Main switch
4 Fuse "FAN" (10A)
5 Thermo switch
6 Fan motor
18  Temperature meter
19  Thermo unit
35 Fuse "SIGNAL" (15A)
48 Battery
49 Fuse "MAIN" (30A) 

 

Front Wheel

FRONT WHEEL

1  Wheel axle
2
   Collar
3
   Oil seal
4
   Bearing
5
   Spacer
6
   Speedometer gear unit

7
  Tire

 

Radiator & Filling

REMOVAL

1.  Drain coolant

2.  Remove radiator assembly

Refer to CHAPTER 3 "ENGINE REMOVAL".

INSPECTION

Maintenance Specifications -- Electrical

 

Electrical

 

Voltage:    12V

Ignition System: