CPP Mechanism
critical
13 / 13 models (Inspector)
Controllable pitch propeller mechanism
8000h
Service Interval
5 yr
Class Survey
25 yr
Typical Lifetime
Typical Manufacturers
Wartsila
MAN Alpha
Kamewa
5 manufacturers · 13 models
Wärtsilä
6
CPP 600
6000 kW
· Hydraulic oil
Common Failures & Inspection Points
- Oil distribution box (OD box) leak
- Blade bearing wear
- Servo piston seal failure
- Pitch feedback error
Service: Wartsila CPP; oil quality critical; flush and filter system oil regularly.
Spare Parts: Wärtsilä: Dichtungs-Elemente und Verschleißmesswerkzeuge an Bord vorhalten. Lead time: 4-8 Wochen.
Wärtsilä Lips CP Propeller 2.5m
unverified
2500 mm blade dia
· 3000.0 kW
Propeller type
controllable pitch propeller
Blade dia (mm)
2500
Rated power (kW)
3000
Application
marine CPP propulsion
Wärtsilä Lips CP Propeller 3.5m
unverified
3500 mm blade dia
· 6000.0 kW
Propeller type
controllable pitch propeller
Blade dia (mm)
3500
Rated power (kW)
6000
Application
marine CPP propulsion
Wärtsilä Lips CP Propeller 4.5m
unverified
4500 mm blade dia
· 12000.0 kW
Propeller type
controllable pitch propeller
Blade dia (mm)
4500
Rated power (kW)
12000
Application
marine CPP propulsion
Wärtsilä Lips CP Propeller 5.5m
unverified
5500 mm blade dia
· 20000.0 kW
Propeller type
controllable pitch propeller
Blade dia (mm)
5500
Rated power (kW)
20000
Application
marine CPP propulsion
Wärtsilä Lips CP Propeller 6.5m
unverified
6500 mm blade dia
· 30000.0 kW
Propeller type
controllable pitch propeller
Blade dia (mm)
6500
Rated power (kW)
30000
Application
marine CPP propulsion
Kongsberg
4
Kongsberg Kamewa CPP 88
unverified
2200 mm blade dia
· 2500.0 kW
Propeller type
controllable pitch propeller
Blade dia (mm)
2200
Rated power (kW)
2500
Brunvoll line
ja
Application
marine CPP propulsion
Kongsberg Kamewa CPP 112
unverified
2800 mm blade dia
· 5000.0 kW
Propeller type
controllable pitch propeller
Blade dia (mm)
2800
Rated power (kW)
5000
Brunvoll line
ja
Application
marine CPP propulsion
Kongsberg Kamewa CPP 140
unverified
3500 mm blade dia
· 10000.0 kW
Propeller type
controllable pitch propeller
Blade dia (mm)
3500
Rated power (kW)
10000
Brunvoll line
ja
Application
marine CPP propulsion
Kongsberg Kamewa CPP 180
unverified
4500 mm blade dia
· 18000.0 kW
Propeller type
controllable pitch propeller
Blade dia (mm)
4500
Rated power (kW)
18000
Brunvoll line
ja
Application
marine CPP propulsion
Brunvoll Mar-El
1
Neptune-II CPP
Per propulsion shaft design
· Propulsion Shaft Line
Common Failures & Inspection Points
- Wellenlager-Verschleiß bei Küsten-/Flachwasser-Betrieb (Sand/Schlick)
- Wellenabdichtung-Leckage verursacht Ölverlust ins Meer
- Propellerflügel-Kavitationserosion
- Wellenfluchtungs-Abweichung verursacht ungleichmäßigen Lagerverschleiß
Service: Lagerspiel-Messung bei Dockung. Wellenabdichtung tägliche Drain-Inspektion. Ölanalyse quartalsweise. Propeller-Inspektion bei Dockung.
Spare Parts: Brunvoll Mar-El AS: Dichtungs-Elemente und Verschleißmesswerkzeuge an Bord vorhalten. Lead time: 4-8 Wochen.
Kamewa
1
S-IV 800
10000 kW
· Hydraulic oil
Common Failures & Inspection Points
- Blade palm bearing wear
- Hydraulic actuator seal failure
- Pitch control system fault
Service: Kamewa (now Wartsila); hydraulic system oil cleanliness ISO 16/13.
Spare Parts: Kamewa: Dichtungs-Elemente und Verschleißmesswerkzeuge an Bord vorhalten. Lead time: 4-8 Wochen.
MAN Alpha
1
VBS Mk5
8000 kW
· Hydraulic oil
Common Failures & Inspection Points
- Blade root seal leak
- Servo motor malfunction
- Hub bearing clearance excessive
Service: MAN Alpha CPP; check blade root bolts torque; inspect at drydock.
Spare Parts: MAN Alpha: Dichtungs-Elemente und Verschleißmesswerkzeuge an Bord vorhalten. Lead time: 4-8 Wochen.