and 3 8 mm vertically the cap frame 32 is arranged to be located on the main frame 30 so that the pins 46 engage within their respective ramps 44 the cap frame 32 also includes side plates 48 which extend downwardly from the body 32 b of the cap frame 32 each side plate 48 includes a pair of substantially rectangular shaped apertures 52 which are arranged so that they can receive the respective pins 54 which extend outwardly from the side walls 34 a of the wiper frame 34 this arrangement of the pins 54 within the apertures 52 is such that when the cap frame 32 moves vertically as a consequence of its contact with the inkjet carriage 14 the pins 54 of the wiper frame 34 are captured within the apertures 52 thereby causing the wiper frame 34 to be moved vertically the movement of the wiper frame 34 is substantially vertical due to the engagement of the body of the pins 54 within respective elongate grooves 56 formed in the side walls 45 of the main frame 30 the caps 22 are arranged to be located on cap mounts 23 which snap fit onto the cap frame 32 a blotter 59 to blot any ink stemming from the wipers 36 is also mounted on the cap frame 32 extending substantially vertically above the wiper frame 34 are a pair of wiper mounts 69.