Displaying 10 out of 10 service providers
Technical Services
Verification
Specification
Class approved
Controllable Pitch Propeller Services Providers
A controllable pitch propeller, often called a CPP, lets the ship's crew change blade angle while the engine runs at a steady RPM. This gives smoother maneuvering, better fuel use, and instant reverse thrust without needing a reversing gearbox. The system relies on a hydraulic OD box, pitch control valves, blade carriers, and a feedback unit that all need regular care.
When something goes wrong, response time matters — a stuck pitch can leave a vessel unable to maneuver safely. RecordsMarine has built a directory of controllable pitch propeller services providers to help fleet operators and superintendents find qualified attendance in any port.
What CPP Servicing Covers
CPP work is more involved than fixed propeller maintenance. A typical service visit can include:
- OD box overhaul and seal replacement
- Hydraulic oil sampling and analysis
- Pitch feedback unit calibration
- Hub disassembly during dry dock for blade seal renewal
- Servo piston and pitch control valve checks
- Inspection of blade bolts and crown seals
- Software and PLC checks on bridge control units
- Vibration analysis and shaft alignment
Each task needs trained technicians and the right tools. Underwater inspection of seals, in particular, requires class-approved divers when work is done afloat. Choosing experienced providers of servicing of controllable pitch propellers gives fleets a single point of contact for routine attendance and emergency support.
Where CPP Services Apply
CPP systems are common on a wide range of vessels. Naval ships use them for fast pitch changes during maneuvers. Tugs, ferries, and OSVs rely on them for instant reverse thrust during docking and DP operations. Cruise ships and chemical tankers use them for fuel efficiency on long voyages. Every CPP installation needs annual attention plus full overhaul during dry dock visits, usually every five years.
How to Choose a CPP Service Firm
The CPP market is small, and not every workshop has the right experience. Before booking, check:
- Authorization from the original maker (Wärtsilä, Kongsberg, ABB, Berg, Rolls-Royce, Kamewa)
- Trained technicians with current OEM certificates
- Diving capability for in-water seal inspection
- Same-day mobilization in your usual ports
- Hydraulic test rigs and pitch feedback diagnostic tools
- Honest reporting on parts replaced and software versions
Picking the right companies providing servicing of controllable pitch propellers protects warranty conditions and keeps class records clean during periodic surveys.
Standards and Compliance
CPP servicing follows IACS class society rules, IMO MSC.1/Circ.1198 guidance on shaft and propeller surveys, and ISO 484 for propeller inspection. Hydraulic oil cleanliness must meet ISO 4406 limits, and pitch feedback accuracy is checked against the maker's data sheet. Reputable firms issue service reports that surveyors and port state inspectors accept without question.
Frequently Asked Questions
How often should a CPP system be serviced?
Annual checks are standard, with a major overhaul every five years during dry dock.
What are the most common CPP problems?
Hydraulic oil contamination, leaking blade seals, and faulty pitch feedback sensors lead the list.
Can CPP work be done afloat?
Routine hydraulic and bridge control work can. Hub overhauls and blade seal replacement need dry dock or in-water habitat diving.
How long does a CPP overhaul take?
A full hub overhaul during dry dock usually runs 5 to 10 days, depending on system size.
Are remote diagnostics available?
Yes. Several makers offer remote support for control software, which can resolve PLC and feedback faults without a port call.
Find Controllable Pitch Propeller Service Provider Near You
You'll find a curated set of CPP specialists in the section that follows, with coverage stretching across most active shipping lanes. Scroll through to identify a firm that fits your vessel's propeller setup and operational schedule.

Year Founded: 2019
RM verified
CATEGORIES:
CPP Systems (Controllable Pitch Propeller)
Air Compressors
Alpha Lubrication Systems
Bearings
Boiler Inspection & Evaluation
Boiler Retubing
Electric Propulsion Systems
Engine Fuel Equipment
Engines (2-Stroke)
Fans & Ventilation Systems
(34)
BRAND SPECIALIST:
MAN
MITSUBISHI
ABB
KONGSBERG
AEGIR
(15)
SERVICE AREA:
Tunisia
Turkey

Year Founded: 2019
RM verified
CATEGORIES:
CPP Systems (Controllable Pitch Propeller)
Accommodation & Interior
Air Compressors
Alpha Lubrication Systems
Bearings
Boiler Inspection & Evaluation
Boiler Retubing
Cleaning Systems
CO2 Systems
Control Air Dryers
Crankshaft & Camshaft Services
Distance Rings & Spacer Rings for Stern Tube
Electric Propulsion Systems
Engine Fuel Equipment
Engines (2-Stroke)
(53)
SERVICE AREA:
Turkey

Year Founded: 2010
RM verified
CATEGORIES:
CPP Systems (Controllable Pitch Propeller)
Accommodation & Interior
Air Compressors
Alpha Lubrication Systems
Bearings
Boiler Inspection & Evaluation
Boiler Retubing
Cleaning Systems
CO2 Systems
Control Air Dryers
(62)
SERVICE AREA:
China
SERVED PORTS:
Suizhang Gang
Dalian
Lushun
Guangzhou
Longkou Gang (287)

Year Founded: 2018
RM verified
CATEGORIES:
CPP Systems (Controllable Pitch Propeller)
Accommodation & Interior
Air Compressors
Alpha Lubrication Systems
Bearings
Boiler Inspection & Evaluation
Boiler Retubing
CO2 Systems
Cleaning Systems
Control Air Dryers
Crankshaft & Camshaft Services
Distance Rings & Spacer Rings for Stern Tube
Electric Propulsion Systems
Engine Fuel Equipment
Engines (2-Stroke)
(55)
SERVICE AREA:
Turkey

Year Founded: 2021
RM verified
CATEGORIES:
CPP Systems (Controllable Pitch Propeller)
Engine Fuel Equipment
Hatch Covers
Hydraulic Cranes
Hydraulic Systems & Equipment
LNG & LPG Systems
Steering Gear Equipment
UTI (Ullage Temperature Interface)
SERVICE AREA:
China
SERVED PORTS:
Jiangyin
Nantong
Shanghai
Taizhoung
Zhoushan

Year Founded: 2016
RM verified
CATEGORIES:
CPP Systems (Controllable Pitch Propeller)
Line Shaft Bearings
Propeller Shaft Bearings
Propulsion Systems
Steering Gear Equipment
(3)
BRAND SPECIALIST:
KONGSBERG
SKF
WARTSILA
SERVICE AREA:
China
CLASS APPROVED:
ABS
ClassNK
CCS
BV
DNV

Year Founded: 2024
CATEGORIES:
CPP Systems (Controllable Pitch Propeller)
Air Compressors
Alpha Lubrication Systems
Boiler Inspection & Evaluation
CO2 Systems
(64)
SERVICE AREA:
Bangladesh
SERVED PORTS:
Chittagong
Mongla
CLASS APPROVED:
ABS
RINA
RMRS
ClassNK
CCS
(8)
CATEGORIES:
CPP Systems (Controllable Pitch Propeller)
Accommodation & Interior
Air Compressors
Alpha Lubrication Systems
Bearings
(66)
SERVICE AREA:
Bangladesh
India
Pakistan
South Africa
Turkey
SERVED PORTS:
Chalna
Chittagong
Dhaka
Mongla
Ahmedabad (181)
CLASS APPROVED:
ABS
RINA
ClassNK
BV
LR
(1)
Year Founded: 2025
CATEGORIES:
CPP Systems (Controllable Pitch Propeller)
Air Compressors
Alpha Lubrication Systems
Bearings
Boiler Inspection & Evaluation
Boiler Retubing
Cleaning Systems
CO2 Systems
Control Air Dryers
Crankshaft & Camshaft Services
(61)
SERVICE AREA:
China
Egypt
India
Panama
Russia (2)
CLASS APPROVED:
CCS
CATEGORIES:
CPP Systems (Controllable Pitch Propeller)
HVAC & Refrigeration Systems
Marine Fire Fighting Appliances (FFA)
SERVICE AREA:
Bangladesh
