Q and A_AH-64 Wrap Around Maintenance Stands Part I.pdf

W912NW22Q0108 AH-64 Wrap Around Maintenance Stands Q&As

Questions from Specifications:

3.1.5. Stairs/platforms with adjustable height shall be equipped at a minimum with a manual (hand) hydraulic pump and mechanical lock. The level shall be adjustable at any height (±10mm) between the values indicated in §4 for the relevant stairs/platforms. (Will manual activated leg sets be acceptable?)

ANSWER: NO, MANUAL ACTIVATED LEGS SET IS NOT ACCEPTABLE IF THAT IS THE ONLY OPTION

FOR HEIGHT ADJUSTMENTS.

3.1.8.1. Manual moving: dedicated handles for moving the equipment shall be foreseen at a minimum for heavy stairs/platforms requiring more than one (1) person.

(Where do you propose having these handles placed?)

ANSWER: THE HANDLES ARE PLACED ON THE MAINTENANCE STAND AND FOLLOW OSHA

HEIGHT REQUIREMENTS.

3.1.10.2. Shall be designed such that any liquids spilled on them are drained away by gravity. (We use an extruded deck planking, is this acceptable or do You have a type of material in mind?)

ANSWER: YES, DECK PLANKING IS ACCEPTABLE.

3.1.10.3. Shall be designed such a way that neither dirt, snow, Ice etc.… nor may other substances accumulate. Therefore, permeable floorings, such as gratings or cold formed planks are recommended. If not possible, and permeable floorings are nor used, facilities for removing the accumulated substances shall be provided. (Same question above)

ANSWER: THE REQUIREMENT STATES FORMED PLANKS ARE RECOMMENDED.

4.1.7. Pneumatic lines: ¾” Pipe, 200 PSI capacity, for operating compress air tools. (We use tool-less portable pneumatic boxes with daisy chain lines, is this acceptable?)

ANSWER: TOOL-LESS PORTABLE PNUMATIC BOXES NOT ACCEPTABLE. CCAD WILL PROVIDE THE

COMPRESS AIR TO THE REQUIRE PNEUMATIC LINES ¾” PIPE AT 200 PSI CAPACITY.

4.1.8. Electrical Circuit: Four 110V/15A GFCI electrical outlets for operating electrical tools. (It doesn’t state piped in lines; can we use portable outlets that hang on the handrails?)

ANSWER: ALL ELECTRICAL PIPED IN LINES WITH 110V RECEPTACLES. ABSOLUTELY NO PORTABLE

OUTLETS ON HANDRAILS.

Questions from the SOW Part 5:

Adjustable Height: Manual Hydraulic Pump with mechanical lock. (We provide manual lift with a crank, is this acceptable?)

ANSWER: THE REQUIREMENT IS MANUAL HYDRAULIC PUMP WITH MECHANICAL LOCK.

Frame constructed of Aluminum 6061 Grade (We use 6005A type material, is this acceptable?)

ANSWER: THE REQUIREMENT STATES ALUMINUM 6061 GRADE.

Corrosion resistant coating (Are you considering powder coating?)

ANSWER: CORROSION RESISTANT POWER COATING IS ACCEPTABLE.

Self-locking bolted and/or welded construction (Are you referring to nylock nuts?)

ANSWER: NO. THE MANUAL PARKING BRAKE LOCKABLE WHEELS SELF-LOCKING MECHANISM

SHALL BE SELF-LOCKING BOLTED AND/ WELDED CONSTRUCTION FOR THE PURPOSE OF

HOLDING THE MAINTENANCE STAND OR SERVICE STAIR/PLATFORM ON A SLOPLE IN

ACCORDANCE WITH EN 12312-8.

Pneumatic Lines: ¾” Pipe, 200 PSI capacity for operating air tools.

ANSWER: TOOL-LESS PORTABLE PNUMATIC BOXES NOT ACCEPTABLE. CCAD WILL PROVIDE THE

COMPRESS AIR TO THE REQUIRE PNEUMATIC LINES ¾” PIPE AT 200 PSI CAPACITY.

Electrical Circuit: Four 110V/15A GFCI electrical outlets for operating electrical tools.

ANSWER: ABSOLUTELY NO PORTABLE OUTLETS ON HANDRAILS. ALL ELECTRICAL PIPED IN LINES

WITH 110V RECEPTACLES.

Are all externals off of the outside of the aircraft?

ANSWER: ONLY AIRFRAME IS PLACED ON MAINTENANCE STAND. THE AIRCRAFTS

COMPONENTS SUCH AS ENGINE, BLADES, TRANSMISSION ARE DISASSEMBLED PRIOR TO

MOVING AIRCRAFT INTO A MAINTENANCE STAND.

Is the tail off the aircraft?

ANSWER: AIRCRAFT TAIL SECTION IS REMOVED WHEN AIRCRAFT IS PLACED ON MAINTENANCE

STAND.

On the Powder coating: Is the powder coating for just the decks, stairs and handrails, or is it for all of the stand, including the legs etc…

ANSWER: AT MINIMUM DECKS, STAIRS AND HANDRAILS REQUIRE POWER COATING.