Carrier; Yeis Handling Precautions; Ypvs - Yamaha DT125R Owner's Manual

INSTRUMENT AND CONTROL FUNCTIONS
1
3

1. Carrier

Carrier
w
8 Do not exceed the load limit of
2 kg for the carrier.
8 Do not exceed the maximum
load of 180 kg/178 kg (for CH,
A) for the vehicle.
1
2
1. YEIS air chamber
2. Air chamber hose
EAU00320

YEIS handling precautions

EW000032
Improper installation of or damage to
any part of the YEIS (Yamaha
Energy Induction System) will result
in poor performance. Therefore, han-
dle the YEIS air chamber and air
chamber hose with special care and
immediately replace any cracked or
damaged parts.
cC
Do not attempt to modify the YEIS
in any way.

1. YPVS

EAU00325
YPVS
This model is equipped with the
YPVS
System). This system boosts engine
performance and efficiency by means
of a variable valve in the exhaust
port. The YPVS valve is constantly
adjusted in accordance with the
engine speed by a computer-con-
trolled servomotor.
EC000022
Since the YPVS is an important part
of the engine and requires very
sophisticated adjustment, have a
Yamaha dealer, who has the neces-
sary professional knowledge and
experience, make this adjustment.
3-14
1
EAU00326
(Yamaha Power Valve