6.1 HPB Maintenance

Haas Press Brake Maintenance Schedule

Revision A - 07/2026

Maintenance

The Haas Press Brakes requires little to regular maintenance for optimal operation. This page shows the recommended maintenance intervals.

 Warning: Press [POWER OFF] on the press brakes before you do maintenance tasks.

Maintenance Item Interval Action
Clean exterior Daily Keep the machine clean and remove any oil stains to prevent slipping and potential injuries.
Clean the mesh oil filter and high-pressure oil filter Monthly Regularly clean the mesh oil filter at the oil suction port and the high-pressure oil filter on the pressure block to prevent the oil pump from running dry and the system from clogging.
Change oil After the first 500 hours of operation, the oil must be changed, every time thereafter the oil should be changed every 2000 hours Depending on the oils aging and contamination.
Lube axis ways  As needed Operate according to the lubrication label on the machine. Regularly apply calcium-based grease to the machine's guide rails and periodically brush diluted grease on the X-axis and R-axis drive mechanisms. No.2 grease lower guide rails, linear guides, ball screws.
Lube zerk fittings  Monthly Use a grease gun to properly lubricate all zerk fittings in the machine.
Clean linear guides  Weekly  Remove accumulated dust to ensure smooth movement.
Check external cables and cabinet wiring  Weekly  Weekly

Schematic Drawing for Lubrication Points

6.2 Service Parts List

Haas Press Brake - Service parts List

Revision A - 07/2026

Shared HPB Parts

Part Number DESCRIPTION
93-6289 BEAM LINEAR GUIDE HPB
93-6288 BACK GAUGE HPB
93-6287 MOTOR REDUCER HPB
93-6286 SYNCHRONOUS BELT HPB
93-6285 SERVO MOTOR HPB
93-6284 LINEAR GUIDE HPB
93-6283 MOLD HOLDER HPB
93-6279 DISC SPRING HPB
93-6278 2.9M LINEAR GUIDE HPB
93-6277 AMISCO SOLENOID COIL HPB
93-6276 SVTE.S08 SOLENOID VALVE HPB
93-6275 3X/V SERVO VALVE HPB
93-6274 JZFZ055 VALVE BODY/MANIFOLD HPB
93-6273 10MM PIPE CLAMP HPB
93-6272 22MM PIPE CLAMP HPB
93-6271 M48 OIL STRAINER HPB
93-6332 ELBOW HPB
93-6331 COUPLING HPB
93-6270 CP1 OIL PUMP HPB
93-6330 MAIN SERVO MOTOR HPB
93-6329 PRESSURE TEST HOSE AND GAUGE HPB
93-6328 GREASE GUN HPB
93-6327 OIL TANK HPB
93-6326 RAM LAMP HPB
93-6269 1.3M LINEAR GUIDE HPB
93-6325 BEARING HPB
93-6268 1.1M BEAM LINER GUIDE HPB
93-6267 470MM BACK GAUGE HPB
93-6324 GAS SPRING HPB
93-6266 RV50 MOTOR REDUCER HPB
93-6323 RACK HPB
93-6321 R-AXIS LINEAR GUIDE HPB
93-6265 140MM EXTRUSION SCREW HPB
93-6264 8M X 2.6M SYNCHRONOUS BELT HPB
93-6320 TENSIONER PULLEY HPB
93-6319 SYNCHRONOUS PULLEY HPB
93-6262 MS1H3 SERVO MOTOR HPB
93-6313 COMPENSATION MOTOR HPB
93-6312 FIXTURE HPB
93-6311 MAGNETIC SCALE HPB
93-6309 GREASE FITTING HPB
93-6261 44MM EXTUSION SCREW HPB
93-6308 WAVE SPRING HPB
93-6307 LASER SAFETY SHIELD HPB
93-6306 CABINET COOLING FAN HPB
93-6305 PROXIMITY SWITCH HPB
93-6304 CONTACTOR 0910B7 HPB
93-6303 CONTACTOR 1811B7 HPB
93-6302 SAFETY SWITCH HPB
93-6301 POWER INDICATOR LIGHT HPB
93-6300 RESET BUTTON HPB
93-6299 LIGHT SWITCH HPB
93-6298 STOP BUTTON HPB
93-6297 OIL PUMP START BUTTON HPB
93-6260 KEY SWITCH HPB
93-6259 POWER SUPPLY UNIT HPB
93-6290 SAFETY RELAY HPB
93-6258 INTERMEDIATE RELAY SOCKET HPB
93-6296 INTERMEDIATE RELAY HPB
93-6257 DC CONTROL RELAY HPB
93-6256 THERMAL OVERLOAD RELAY HPB
93-6255 CIRCUIT BREAKER B1H1C4 HPB
93-6254 CIRCUIT BREAKER B1H2C6 HPB
93-6253 CIRCUIT BREAKER B1H210 HPB
93-6252 CIRCUIT BREAKER B1H3C6 HPB
93-6295 CIRCUIT BREAKER B1H3C4 HPB
93-6251 CIRCUIT BREAKER HPB
93-6250 CIRCUIT BREAKER NSX MOLDED CASE HPB
93-6249 FOOT SWITCH HPB
93-6248 ENCLOSURE DOOR LOCK ELECTRICAL HPB
93-6247 HIGH PRESSURE FILTER HPB
93-6246 FILL VALVE HPB
93-6245 HIGH PRESSURE PLUG HPB
93-6244 PRESSURE SENSOR HPB
93-6243 RELIEF VALVE HPB
93-6242 PIPE CLAMP 10MM-18MM OD HPB
93-6241 SOLENOID VALVE HPB
93-6240 VALVE BODY/MANIFOLD BLOCK HPB
93-6239 HIGH PRESSURE PLUG 04WD HPB
93-6238 RELIEF VALVE HPB
93-6237 HIGH-PRESSURE PLUG 08WD HPB
93-6236 SOLENOID COIL HPB
93-6235 SOLENOID VALVE HPB
93-6234 SERVO VALVE HPB
93-6233 OIL STRAINER HPB
93-6232 VIBRATION DAMPING PAD HPB
93-6230 COUPLER SERVO MOTOR 20MM-38MM OD HPB
93-6229 OIL PUMP HPB
93-6228 SERVO MOTOR PRIMARY HPB

HPB-170-10 Unique Parts

Part Number DESCRIPTION
93-6227 SAFETY RELAY HPB-170-10
93-6281 LOWER MOLD HPB-170-10
93-6280 UPPER MOLD HPB-170-10
93-6226 INTERMEDIATE RELAY HPB-170-10
93-6225 DC CONTROL RELAY HPB-170-10
93-6224 THERMAL OVERLOAD RELAY HPB-170-10
93-6294 O-RING OD 24 HPB-170-10
93-6293 O-RING OD 20 HPB-170-10
93-6223 FERRULE F38.1 PORT 22 90DEG HPB-170-10
93-6222 FERRULE 3/4" OD PORT 22 90DEG HPB-170-10
93-6221 FERRULE 3/8" OD, PORT 10 HPB-170-10
93-6220 FERRULE 3/4" OD PORT 22 HPB-170-10
93-6292 FERRULE 1/4" OD, PORT 10 HPB-170-10
93-6291 FERRULE 1/2" OD, PORT 18 HPB-170-10
93-6219 3-WAY FERRULE OD 22 HPB-170-10
93-6218 3-WAY FERRULE OD 10 HPB-170-10

HPB-50-5 Unique Parts

Part Number DESCRIPTION
93-6322 FLANGE SLIDER HPB-50-5
93-6231 PUMP BASE HPB-50-5
93-6318 SHIM BLOCK HPB-50-5
93-6316 MOLD HOLDER HPB-50-5
93-6315 LOWER MOLD HPB-50-5
93-6314 UPPER MOLD HPB-50-5
93-6310 FIXED POSITIONING PAD HPB-50-5