REPAIRS AND / OR SERVICE TO THIS TOOL MUST ONLY BE DONE BY AN AUTHORIZED AND CERTIFIED DEALER. For the nearest certified dealer, call STANLEY Infrastructure at (503) 659-5660 and ask for a Customer Service Representative. CD12 User Manual ◄ 3...
Always observe safety symbols. They are included for your safety and for the protection of the tool. LOCAL SAFETY REGULATIONS Enter any local safety regulations here. Keep these instructions in an area accessible to the operator and maintenance personnel. 4 ► CD12 User Manual...
140 °F/60 °C. Operation at higher oil temperatures precautions in the space provided in this manual. can cause operator discomfort and may cause The CD12 Hydraulic Core Drill will provide safe and damage to the tool. dependable service if operated in accordance with the •...
OPERATION MANUAL. OPERATION MANUAL. TAG TO BE REMOVED ONLY BY TAG TO BE REMOVED ONLY BY TOOL OPERATOR. TOOL OPERATOR. SEE OTHER SIDE SEE OTHER SIDE SAFETY TAG P/N 15875 (Shown smaller then actual size) 6 ► CD12 User Manual...
This hose is not certifi ed non-conductive and must never be used near electrical conductors. HOSE SAFETY TAGS To help ensure your safety, the following DANGER tags are attached to all hose purchased from STANLEY. DO NOT REMOVE THESE TAGS.
2000 psi 2000 psi (At the power supply outlet) (172 bar) (138 bar) (138 bar) (138 bar) (138 bar) Note: These are general hydraulic system requirements. See tool specifi cation page for tool specifi c requirements. CD12 User Manual ◄ 9...
Drill head thread: male 1 – 1/4 in. UNC and female R 1/2 in. USING CD12 WITH ANCHOR STAND Which drill bit at which speed? The anchor stand may be used with a vacuum pump...
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8. Tighten the anchor screw to hold the anchor stand in position. 2. Start the core drill by moving the drill valve lever to “ON”. 9. The “Bulls Eye” level on the drill carriage is used CD12 User Manual ◄ 11...
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Replace the stop plate and the top carry handle COLD WEATHER OPERATION Before using CD12 in cold weather, preheat the hydraulic fluid with the hydraulic power supply set at a low speed. The oil should be at, or above, 50 °F (10 °C) with a...
This can cause damage to internal seals. • Always replace hoses, couplings and other parts with replacement parts recommended by STANLEY. Supply hoses must have a minimum working pressure rating of 2500 psi/172 bar. CD12 User Manual ◄ 13...
Fluid leaks at control valve. Damaged O-rings. See your authorized dealer for repair. Wrong hydraulic fluid. Circuit to hot. See Operation section for correct fluid/ circuit specifications. Hydraulic pressure and return hosed Correct hose connections. reversed. 14 ► CD12 User Manual...
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Normal wear of the guide bushings. Adjust the guide bushings. carriage and mast. Excessive play between the mast Pivot block capscrews are loose. Tighten the capscrews to just snug and the base. to remove play. CD12 User Manual ◄ 15...
4 in. Core Bit Segmented ..........................41246 6 in. Core Bit Segmented ..........................41247 Vacuum Pump Accessory ..........................44957 Vacuum Pump Instruction ..........................44958 SERVICE PARTS Filter Element – Vacuum Pump .........................44969 Muffler Element – Vacuum Pump ........................44971 Seal Kit – CD10/CD12 ............................45110 16 ► CD12 User Manual...
SNAP RING 76483 CD12 NAME/GPM 41298 FEATHER KEY 09612 CAUTION 41348 SNAP RING SEAL KIT 41373 SNAP RING 45110 SEAL KIT (* DENOTES PART IN SEAL KIT) 41376 RADIAL SHAFT SEALING 41377 RADIAL SHAFT SEALING 18 ► CD12 User Manual...