Product Overview
The Honghua HHF 1000 Liner Spraying Assembly is a comprehensive cooling system comprising 33 key components that work together to deliver consistent cooling to the pump’s liner. Our spare parts cover every element of this assembly, including: protective components ; power transmission parts ; fluid transfer components ; fastening parts; and functional components . All parts match OEM dimensions exactly, ensuring hassle-free installation and consistent cooling performance.
Function & Operational Principles
The primary function of the Honghua HHF 1000 Liner Spraying Assembly is to cool the pump’s liner by delivering a uniform spray of cooling fluid (typically water or a water-glycol mixture) across the liner’s surface. The assembly operates through a simple, reliable mechanism: the 32PL Spraying Pump generates pressure to push cooling fluid through the hoses (L=1500 and L=480) and connectors, which are routed to the water case (GH3101-08.12.00) and case cover (GH3101-08.13.00).
Structural Features
- Durable Protective Shield (GH3101-08.01.00A): Constructed from carbon steel with a corrosion-resistant coating, the shield protects the assembly from drilling dust, mud, and fluid splatter. It is designed to withstand high impact and vibration (up to 4g), ensuring long-term structural integrity.
- Reliable Power Transmission: The GH3101-08.02 Belt Pulley is made from cast iron, paired with two GB117-74 V Belts (A3150) that deliver consistent power transfer with minimal slippage. The belts are resistant to heat and wear, with a service life of 4,000+ operating hours.
- Leak-Proof Fluid Transfer: Hoses (L=1500 and L=480) are made from nitrile rubber with reinforced nylon layers, resistant to high pressure (up to 30MPa) and chemical corrosion from drilling fluids. The GH3101-08.09.00 Hose Joints (Φ22XΦ37) and NPT connectors create a tight seal, preventing fluid leakage.
- Efficient Spraying Pump (32PL): The 32PL Spraying Pump delivers a consistent flow rate of 15–20 L/min, ensuring uniform cooling of the liner. It is designed for continuous operation, with a service life of 7,000+ operating hours under normal conditions.
- Controllable Flow Valve (Q11F-16): The Q11F-16 Internal Thread Ball Valve allows precise control of cooling fluid flow, with a maximum pressure rating of 16MPa. It features a durable ball and seat design, ensuring reliable operation and easy maintenance.
- Secure Fastening System: All bolts, nuts, and washers (including 5/8-11UNC, 1/2-13UNC) are manufactured to American and GB standards, with heat-treated steel for tensile strength up to 1040MPa. Clamps (No.3) secure hoses in place, preventing movement under vibration.
Maintenance & Care Recommendations
Proper maintenance of the liner spraying assembly is critical to ensuring effective liner cooling and preventing premature failure. Follow these practical, on-site guidelines:
- Inspect all hoses (L=1500 and L=480) every 200 operating hours for cracks, leaks, or wear. Replace worn hoses with our compatible parts and ensure hose joints (GH3101-08.09.00) are tight to prevent leakage.
- Check the V belts (GB117-74 A3150) every 300 operating hours for tension and wear. Adjust tension if loose (recommended tension: 50–60 N) and replace belts if they show signs of cracking or fraying.
- Clean the 32PL Spraying Pump every 500 operating hours to remove debris that could restrict fluid flow. Inspect the pump’s internal components and replace worn parts with our compatible spares.
- Test the Q11F-16 Ball Valve every 400 operating hours to ensure it opens and closes smoothly. Clean the valve to remove any buildup and replace it if it leaks or fails to control flow.
- Inspect all bolts, nuts, and clamps every 200 operating hours for tightness. Tighten loose fasteners to the recommended torque (80 N·m for 5/8-11UNC bolts, 60 N·m for 1/2-13UNC bolts) and replace worn parts.
- Flush the entire spraying system every 800 operating hours to remove scale and debris. Refill with clean cooling fluid and inspect the water case (GH3101-08.12.00) for corrosion.
- Store spare parts in a clean, dry environment (0°C–25°C) to prevent corrosion. Keep hoses and rubber components away from sharp objects and extreme temperatures.
We supply the following spare parts:
| 7 GH3101-08.00Liner spraying assembly | ||
| No. | Drawing No. | Name |
| 1 | GH3101-08.01.00A GH3101-08.01.00 | shield |
| 2 | GH3101-08.02 | Belt pulley |
| 3 | GH3101-08.03.00 | Seat assembly |
| 4 | GH3101-08.04 | Short connector:NPT1-1-11 1/2NPSC |
| 5 | GH3101-08.05 | Connector :NPT1 |
| 6 | GH3101-08.06 | Connector : 1-11 1/2NPSC ( 1 1/4-12UNF-2A) |
| 7 | GH3101-08.07 | Connector :NPT2 1/2 |
| 8 | GH3101-08.08 | Short connector:NPT2 1/2 |
| 9 | Hose:L=1500 | |
| 10 | GH3101-08.09.00 | Hose joint:Φ22XΦ37 |
| 11 | GH3101-08.10 | 90°elbow NPT1 |
| 12 | GH3101-08.11 | Connection plate |
| 13 | GH3101-08.12.00 | Water case |
| 14 | GH3101-08.13.00 | Case cover |
| 15 | GH3101-08.03.04 | Nut:5/8-11UNC-2B(SPL) |
| 16 | GH3101-08.14 | Shim set |
| 17 | GH3101-08.15 | Flange NPT1 |
| 18 | American standard (item 18) | Holding Screw :5/16-18UNC-2AX25 |
| 19 | GB117-74 | V belt:A3150 |
| 20 | clamp:No:3 | |
| 21 | Hose:L=480 | |
| 22 | 90°elbow:NPT2 1/2 | |
| 23 | American standard (item 23) | Bolt:5/8-11UNC-2AX50 |
| 24 | GB/T93-1987 | Washer : 16 |
| 25 | GB/T848-1985 | Flat Washer : 16 |
| 26 | American standard (item 26) | Bolt:1/2-13UNC-2AX40 |
| 27 | GB/T93-1987 | Washer : 14 |
| 28 | GB/T96-1985 | Flat Washer : 14 |
| 29 | American standard (item 29) | Bolt:1/2-13UNC-2AX60 |
| 30 | American standard (item 30) | Nut:1/2-13UNC-2B |
| 31 | 32PL | Spraying pump |
| 32 | Q11F-16 | Internal thread ball valve : 1-11 1/2NPSC |
| 33 | GH3101-08.16.00 | Support |
On-Site Fault Maintenance Cases
Case 1: Liner Overheating Due to Clogged Spraying Pump
Scenario: An onshore rig reported excessive liner temperature (130°C) and increased pump noise. The liner spraying assembly was not delivering cooling fluid, leading to rapid liner wear.
Root Cause: The 32PL Spraying Pump was clogged with scale and debris, preventing fluid flow. The pump had not been cleaned for 700 operating hours, exceeding the recommended 500-hour interval.
Solution: Cleaned the spraying pump and replaced the clogged internal components with our compatible parts. Flushed the hoses and connectors, and refilled the system with clean cooling fluid. After maintenance, liner temperature dropped to 75°C, and liner wear decreased by 75%.
Case 2: Fluid Leakage from Hose Joints
Scenario: A drilling team noticed cooling fluid leakage from the liner spraying assembly, leading to reduced cooling efficiency and increased water consumption.
Root Cause: The GH3101-08.09.00 Hose Joints (Φ22XΦ37) were worn, creating loose connections. The hoses had also degraded due to exposure to drilling fluid, causing small cracks.
Solution: Replaced the worn hose joints and damaged hoses with our compatible parts. Tightened all connections and inspected the entire fluid path for additional leaks. The leakage stopped completely, cooling efficiency was restored, and water consumption decreased by 85%.
Case 3: V Belt Slippage & Pump Failure
Scenario: An offshore rig experienced a failure of the 32PL Spraying Pump, as the belt pulley was not transferring power effectively. The liner overheated, forcing a rig shutdown.
Root Cause: The GB117-74 V Belts (A3150) were worn and loose, causing slippage and preventing the spraying pump from operating at full capacity. The belt tension had not been checked for 400 operating hours.
Solution: Replaced the worn V belts with our compatible GB117-74 A3150 belts and adjusted the tension to 55 N. Inspected the belt pulley (GH3101-08.02) for wear and tightened its fasteners. The spraying pump resumed normal operation, liner temperature stabilized, and the rig was back online within 2 hours.
FAQ (Frequently Asked Questions)
| Question | Answer |
| Are your spare parts compatible with the Honghua HHF 1000 mud pump liner spraying assembly (GH3101-08.00)? | Yes, all our spare parts are 100% OEM-compatible with the Honghua HHF 1000 mud pump liner spraying assembly (GH3101-08.00). They match original dimensions, material specifications, and performance standards, requiring no modifications for installation. |
| What is the recommended service life of the 32PL Spraying Pump? | Under normal operating conditions (clean cooling fluid, regular maintenance), the 32PL Spraying Pump has a service life of 7,000+ operating hours. For harsh environments with contaminated cooling fluid, we recommend inspecting it every 400 hours and cleaning or replacing components as needed. |
| How do I resolve low cooling fluid flow from the liner spraying assembly? | Low flow is typically caused by a clogged spraying pump, worn hoses, or a closed Q11F-16 Ball Valve. First, check the valve to ensure it is fully open. If open, clean the spraying pump and inspect hoses for clogs or wear. Replace any worn or clogged parts with our compatible spares to restore normal flow. |
Spare Parts Supply
We specialize in supplying high-quality, OEM-compatible spare parts for the Honghua HHF 1000 Mud Pump Liner Spraying Assembly (GH3101-08.00), covering all 33 components—from shields and hoses to the spraying pump, valves, and fasteners. Our parts meet API 7K and ISO 9001 standards, with each part tested for pressure resistance, temperature resistance, and leak tightness, backed by a 12-month quality guarantee against manufacturing defects.
