1999 YAMAHA YZF-R7 Owners Manual

3 - 60
CHK
ADJCHECKING AND CHARGING THE BATTERY/
CHECKING THE FUSES
6. Install:
• battery
7. Connect:
• battery leads
(to the battery terminals)
ACHTUNG:CAUTION:
First, connect the positive lead 1, then
the negative lead 2.
8. Check:
• battery terminals
Dirt ® Clean with a wire brush.
Loose connection ® Connect properly.
9. Lubricate:
• battery terminals
10.Install:
• battery band 3
• rear cowling bracket 4
• rear cowling
Refer to “COWLINGS”.
EB305040
CHECKING THE FUSES
The following procedure applies to all of
the fuses.
ACHTUNG:CAUTION:
To avoid a short circuit, always set the
main switch to “OFF” when checking or
replacing a fuse.
1. Remove:
• rear cowling
Refer to “COWLINGS”.
2. Check:
• continuity
t t t t t t t t t t t t t t t t t t t t t t t t t t t
a. Connect the pocket tester to the fuse
and check the continuity.
NOTE:
Set the pocket tester selector to “W ´ 1”.
b. If the pocket tester indicates “¥”,
replace the fuse.
s s s s s s s s s s s s s s s s s s s s s s s s s s s
Recommended lubricant
Dielectric grease
Pocket tester
90890-03112
2
2
1
1

3

3

4

4

3 - 61
CHK
ADJ
3. Replace:
• blown fuse
t t t t t t t t t t t t t t t t t t t t t t t t t t t
a. Set the main switch to “OFF”.
b. Install a new fuse of the correct
amperage.
c. Set the main switch to “ON” and ver-
ify if the electrical circuit is opera-
tional.
d. If the fuse immediately blows again,
check the electrical circuit.
s s s s s s s s s s s s s s s s s s s s s s s s s s s
WARNINGWARNING
Never use a fuse with an amperage
other than that specified. Improvising or
using a fuse with the wrong amperage
rating may cause extensive damage to
the electrical system, cause the lighting
and ignition systems to malfunction
and could possibly cause a fire.
4. Install:
• rear cowling
Refer to “COWLINGS”.Item Amperage Q’ty
Main fuse 30 A 1
Headlight
fuse20 A 1
Signaling
system fuse20 A 1
Electronic
fuel injection
system fuse20 A 1
ECU fuse 7.5 A 1
Radiator
fan motor
fuse7.5 A 1
Backup fuse
(odometer)7.5 A 1
Reserve 30 A 1
Reserve 20 A 2
Reserve 7.5 A 2
CHECKING THE FUSES

3 - 62
CHK
ADJ
REPLACING THE HEADLIGHT BULBS
EB305051
REPLACING THE HEADLIGHT BULBS
The following procedure applies to both of
the headlight bulbs.
1. Disconnect:
• headlight coupler 1
1
1

2. Remove:
• headlight bulb 1
WARNINGWARNING
Since the headlight bulb gets extremely
hot, keep flammable products and your
hands away from the bulb until it has
cooled down.
1
1

3. Install:
• headlight bulb
Secure the new headlight bulb with
the headlight bulb holder.
ACHTUNG:CAUTION:
Avoid touching the glass part of the
headlight bulb to keep it free from oil,
otherwise the transparency of the glass,
the life of the bulb and the luminous
flux will be adversely affected. If the
headlight bulb gets soiled, thoroughly
clean it with a cloth moistened with
alcohol or lacquer thinner.
4. Connect:
• headlight coupler
New

3 - 63
CHK
ADJ
ADJUSTING THE HEADLIGHT BEAMS
EB305061
ADJUSTING THE HEADLIGHT BEAMS
The following procedure applies to both of
the headlights.
1. Adjust:
• headlight beam (vertically)
t t t t t t t t t t t t t t t t t t t t t t t t t t t
a. Turn the adjusting screw 1 in direc-
tion a or b.
s s s s s s s s s s s s s s s s s s s s s s s s s s s
Direction aHeadlight beam is raised.
Direction bHeadlight beam is low-
ered.
2. Adjust:
• headlight beam (horizontally)
t t t t t t t t t t t t t t t t t t t t t t t t t t t
a. Turn the adjusting screw 1 in direc-
tion a or b.
Left headlight
Right headlight
s s s s s s s s s s s s s s s s s s s s s s s s s s s
Direction aHeadlight beam moves
to the right.
Direction bHeadlight beam moves
to the left.
Direction aHeadlight beam moves
to the left.
Direction bHeadlight beam moves
to the right.

ENG

4 - 1
ENGINE
EB400011
OVERHAULING THE ENGINE
ENGINE
T R..70 Nm (7.0 m • kg, 50 ft • Ib)
T R..10 Nm (1.0 m • kg, 7.2 ft • Ib)
T R..10 Nm (1.0 m • kg, 7.2 ft • Ib)
LTLT
1 3
2 1314
128 5 46791110
1
New

Order Job/Part Q’ty Remarks
Removing the drive sprocket
Remove the parts in the order listed.
Bottom cowling and front cowling Refer to “COWLINGS” in chapter 3.
1 Locknut 2 Loosen.
2 Shift rod 1
3 Shift arm 1
4 Starter cable 1
5 Starter knob 1
6 Clutch release cylinder 1
7 Dowel pin 2
4

ENG

4 - 2
ENGINE
T R..70 Nm (7.0 m • kg, 50 ft • Ib)
T R..10 Nm (1.0 m • kg, 7.2 ft • Ib)
T R..10 Nm (1.0 m • kg, 7.2 ft • Ib)
LTLT
1 3
2 1314
128 5 46791110
1
New

Order Job/Part Q’ty Remarks
8 Speed sensor 1
9 Drive sprocket cover 1
10 Oil seal support plate 1
11 Dowel pin 2
12 Push rod #2 1
13 Lock washer 1
14 Drive sprocket 1
For installation, reverse the removal
procedure.
4

ENG

4 - 3
ENGINE
T R..20 Nm (2.0 m • kg, 14 ft • Ib)
T R..20 Nm (2.0 m • kg, 14 ft • Ib)
T R..24 Nm (2.4 m • kg, 17 ft • Ib)
T R..10 Nm (1.0 m • kg, 7.2 ft • Ib)
T R..20 Nm (2.0 m • kg, 14 ft • Ib)
1
2
25654
3(8)
7New
T R..38 Nm (3.8 m • kg, 27 ft • Ib)
T R..28 Nm (2.8 m • kg, 20 ft • Ib)

Order Job/Part Q’ty Remarks
Removing the exhaust assembly
Remove the parts in the order listed.
Rear cowling Refer to “COWLINGS” in chapter 3.
Coolant Drain.
Refer to “CHANGING THE COOLANT”
in chapter 3.
Radiator assembly Refer to “RADIATOR AND THERMO-
STAT” in chapter 5.
1 Muffler 1
2 Spring 4
3 Exhaust pipe assembly 1
4 Exhaust pipe joint 1 1
5 Exhaust pipe joint 2 2
6 Exhaust pipe joint 4 1
7 Exhaust pipe joint gasket 4
For installation, reverse the removal
procedure.

ENG

4 - 4
ENGINE
Order Job/Part Q’ty Remarks
Disconnecting the leads and hoses
Disconnect the parts in the order listed.
Fuel tank and air filter case cover Refer to “FUEL TANK AND AIR FILTER
COVER” in chapter 3.
Air filter case and throttle body
assemblyRefer to “ELECTRONIC FUEL INJEC-
TION” in chapter 6.
Engine oil and oil filter cartridge Drain.
Refer to “CHANGING THE ENGINE
OIL” in chapter 3.
Oil cooler and thermostat assembly Refer to “OIL COOLER” and “THER-
MOSTAT ASSEMBLY” in chapter 5.
1 Battery negative lead 1
2 Battery positive lead 1
ACHTUNG:CAUTION:
First, disconnect the negative lead,
then the positive lead.