Specifications
41
6. Carburetor
6-1 Specifications
Model Carburetor (Walbro) Carburetor Specifications
Seal (L-needle)
Sales Region
Blower
Model
Engine
Type
Type
Name
Part
Number
Part Name Part Number
Adjustment angle
(L-needle return
angle)
Adjustment angle
(H-needle return
angle)
Main Jet
Venturi Bore
(Lead Air)
mm (in.)
Venturi Bore
(Mixture Air)
mm (in.)
Choke Bore
mm (in.)
Metering Lever
Height
mm (in.)
Valve Opening
Pressure
kg/ cm
2
(kpa)
Valve Closing
Pressure
kg/ cm
2
(kpa)
EU/ General HB2302 G23L
WYJ-110A 5516-81000 Limiter Cap 848-F40-80D0 Adjustment FIXED # 38
―
9 (0.354) 17 (0.669)
1.5±0.16
(0.059±0.006)
1.3~2.3 0.6~1.6
EU/ General HBZ2601 GZ25N WYA-26E 848-F3C-8102 ↑ ↑ ↑ ↑ # 37.5 8 (0.315) 9 (0.354) 13.2 (0.520) ↑ ↑ ↑
USA HBZ2601
↑
↑↑
↑
WYA-65 848-F3U-8100 ↑ ↑ ↑ 1 3/4±1/2
―
9 (0.354) 7 (0.276) 13.2 (0.520) ↑ ↑ ↑
USA/ EU/
General
EBZ3000/ RH GZ30N WYA-73B 848-F6B-8101 ↑ ↑ ↑ FIXED # 34 9 (0.354) 7 (0.276) 13.2 (0.520) ↑ ↑ ↑
General EB4300 G4K
WYK-67A 3407-81000 ↑ ↑ ↑ ↑ # 60
―
13.5 17 (0.669) ↑ ↑ ↑
EU/ General EBZ4800 GZ48N WYA-51B 848-L38-8100 ↑ ↑ ↑ ↑ # 45 10.5 (0.413) 10.5 (0.413) 14.5 (0.571) ↑ ↑ ↑
GZ51N3.5
WYA-74A 848-HE0-8100
USA EBZ5100/ RH
GZ51N6
WYA-79 848-HE2-8100
↑ ↑ ↑ ↑ # 44 10.5 (0.413) 10.5 (0.413) 14.5 (0.571) ↑ ↑ ↑
USA EBZ5100Q GZ51N7 WYA-83 848-HE6-8100 ↑ ↑ ↑ ↑ # 41.5 10.5 (0.413) 10.5 (0.413) 14.5 (0.571) ↑ ↑ ↑
General EB6200 G62L
WYK-73A 2750-81000 ↑ ↑ ↑ ↑ # 59
―
15 (0.591) 17 (0.669) ↑ ↑ ↑
EU/ General EB7000 ↑
↑↑
↑ WYK-123A T4012-81000 ↑ ↑ ↑ ↑ # 53
―
15 (0.591) 17 (0.669) ↑ ↑ ↑
USA EBZ7100/ RH GZ65N
WYA-81 848-H18-8100 ↑ ↑ ↑ ↑ # 57 13.5 (0.532) 12.2 (0.480) 14.5 (0.571) ↑ ↑ ↑
USA/ EU/
General
EBZ8001/ RH GZ72N WYA-44B 848-H00-8100 ↑ ↑ ↑ ↑ # 59 13. 5 (0.532) 12.2 (0.480) 14.5 (0.571) ↑ ↑ ↑
Model
Adjustment Angle for Engine Start
(Loosen then tighten)
Engine Speed (rpm) Standard Engine Speed (rpm)
Sales Region
Blower
Model
Engine
Type
Throttle
Valve Adjust
Screw
L-needle
Adjustment
Angle
H-needle
Adjustment
Angle
ID Peak
Engine
Speed
ID Rich
Down
Set ID
Engine
Speed
H Rich
Down
Set H
Engine
Speed
Idling
Full Throttle
(Standard Pipe)
Remarks Recommended Tools
EU/ General HB2302 G23L
9 13 FIXED 3400±10 1000~1200 2300±100 FIX JET FIX JET 2300±200 7300~7600
EU/ General HBZ2601 GZ25N 8 1/2 12 1/2 ↑ 3700±10 800~1000 2800±100 ↑ ↑ 2800±200 7700~7990
USA HBZ2601
↑
↑↑
↑ 8 1/2 13 1/2 1 7/8 3900±10 1000~1200 2800±100 50~100 7300 2800±200 7300~7800
USA/ EU/
General
EBZ3000/ RH GZ30N 8 1/2 12 FIXED 3500±10 400~100 3000±100 FIX JET FIX JET 3000±200 6300~6800
General EB4300 G4K
4 1/2 10 1/2 ↑ 2700±10 600~800 2000±100 ↑ ↑ 2000±200 6150~6550
EU/ General EBZ4800 GZ48N 11 1/2 9 ↑ 3400±10 1000~1200 ↑ ↑ ↑ ↑ ↑
GZ51N3.5
9 11 1/2 3000±10 700~900
USA EBZ5100/ RH
GZ51N6
6 10
↑
2900±10 600~800
2200±100 ↑ ↑ 2200±200 5820~6100
Digital magneto controlled misfire
for excessive speed
Maximum speed: 8500 rpm
USA EBZ5100Q GZ51N7 3 1/2 10 ↑ 2900±10 600~800 2200±100 ↑ ↑ 2200±200 5520~5800
General EB6200 G62L
4 10 1/2 ↑ 2500±10 400~600 2000±100 ↑ ↑ 2000±200 7500~7800
EU/ General EB7000 ↑
↑↑
↑ 7 10 1/2 ↑ 2700±10 600~800 ↑ ↑ ↑ ↑ 7100~7500
USA EBZ7100/ RH GZ65N
7 12 ↑ 2700±10 600~800 2000±100 ↑ ↑ 2000±200 6850~7150
Digital magneto controlled misfire
for excessive speed
Maximum speed: 8500 rpm
USA/ EU/
General
EBZ8001/ RH GZ72N 6 1/2 12 ↑ 2700±10 600~800 2000±100 ↑ ↑ 2000±200 6500~6800
Digital magneto controlled misfire
for excessive speed
Maximum speed: 8500 rpm
① 3699-90345
Carburetor Conditioner
④ 848-8W9-0080
Limiter Cap Tool
② 3699-90211
Leak Tester
③ 3699-90537
Tachometer PET-1000